diff --git a/.gitattributes b/.gitattributes
index 7751149ac07713a953529c5e8ba579109d76356d..c2e507352e6419be54e8866cc5bb40f5570a0fc7 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,15 +1,17 @@
 #Source code
+/Makefile text=auto
 /src/*.c text=auto
 /src/*.h text=auto
 /src/*.s text=auto
 /src/*.m text=auto
 /src/*.xpm text=auto
 /src/Makefile text=auto
+/tools/Makefile text=auto
 /src/Make*.cfg text=auto
 /src/CMakeLists.txt text=auto
+*.mk -whitespace text=auto
 # Windows EOL
 *.cs -crlf -whitespace
-*.mk -crlf -whitespace
 *.bat -crlf -whitespace
 *.dev -crlf -whitespace
 *.dsp -crlf -whitespace
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000000000000000000000000000000000000..b292bfc06c21f5ef02d6bb155ae4ab5e4ee6533c
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,434 @@
+variables:
+  GIT_STRATEGY: clone
+  GIT_CLONE_PATH: $CI_BUILDS_DIR/$CI_CONCURRENT_ID/$CI_PROJECT_PATH
+
+default:
+  image: debian:stable-slim
+
+  cache:
+    - key: ccache-$CI_PROJECT_PATH_SLUG-$CI_JOB_NAME_SLUG
+      fallback_keys:
+        - cache-$CI_PROJECT_PATH_SLUG-$CI_DEFAULT_BRANCH
+        - cache-$CI_PROJECT_PATH_SLUG-default
+      paths:
+        - ccache
+        - ccache_statslog
+
+    - key: apt-$CI_JOB_IMAGE
+      paths:
+        - apt-cache
+      unprotect: true
+
+  before_script:
+    - - |
+         # debconf
+         echo -e "\e[0Ksection_start:`date +%s`:debconf[collapsed=true]\r\e[0KSetup debconf's environment"
+      - export DEBIAN_FRONTEND="noninteractive"
+      - export DEBIAN_PRIORITY="low"
+      - export DEBCONF_NONINTERACTIVE_SEEN="true"
+      - |
+          # debconf
+          echo -e "\e[0Ksection_end:`date +%s`:debconf\r\e[0K"
+    - - |
+          # dpkg_aa
+          echo -e "\e[0Ksection_start:`date +%s`:dpkg_aa[collapsed=true]\r\e[0KAdding architectures to dpkg"
+      - dpkg --add-architecture i386
+      - dpkg --add-architecture amd64
+      - dpkg --add-architecture arm64
+      - |
+          # dpkg_aa
+          echo -e "\e[0Ksection_end:`date +%s`:dpkg_aa\r\e[0K"
+    - - |
+          # apt_conf
+          echo -e "\e[0Ksection_start:`date +%s`:apt_conf[collapsed=true]\r\e[0KSetting up APT conf"
+      - export APT_CACHE_DIR=`pwd`/apt-cache
+      - mkdir --parents --verbose $APT_CACHE_DIR/partial/
+      - touch /etc/apt/apt.conf.d/99build
+      - |
+          # apt.conf
+          echo Adding options to apt.conf':'
+      - |
+          # APT::Install-Recommends
+          echo APT::Install-Recommends "false"\;       | tee --append /etc/apt/apt.conf.d/99build
+      - |
+          # quit
+          echo quiet "1"\;                             | tee --append /etc/apt/apt.conf.d/99build
+      - |
+          # APT::Get::Assume-Yes
+          echo APT::Get::Assume-Yes "true"\;           | tee --append /etc/apt/apt.conf.d/99build
+      - |
+          # Dir::Cache::Archives
+          echo Dir::Cache::Archives "$APT_CACHE_DIR"\; | tee --append /etc/apt/apt.conf.d/99build
+      - |
+          # apt_conf
+          echo -e "\e[0Ksection_end:`date +%s`:apt_conf\r\e[0K"
+    - - |
+          # apt_update
+          echo -e "\e[0Ksection_start:`date +%s`:apt_update[collapsed=true]\r\e[0KUpdating APT listing"
+      - apt-get update
+      - |
+          # apt_update
+          echo -e "\e[0Ksection_end:`date +%s`:apt_update\r\e[0K"
+
+    - - |
+          # apt_pre
+          echo -e "\e[0Ksection_start:`date +%s`:apt_pre[collapsed=true]\r\e[0KInstalling pre packages"
+      - apt-get install apt-utils
+      - |
+          # apt_pre
+          echo -e "\e[0Ksection_end:`date +%s`:apt_pre\r\e[0K"
+
+    - - |
+          # apt_upgrade
+          echo -e "\e[0Ksection_start:`date +%s`:apt_upgrade[collapsed=true]\r\e[0KUpdating existing packages"
+      - apt-get upgrade
+      - |
+          # apt_update
+          echo -e "\e[0Ksection_end:`date +%s`:apt_upgrade\r\e[0K"
+
+    - - |
+          # apt_common
+          echo -e "\e[0Ksection_start:`date +%s`:apt_common[collapsed=true]\r\e[0KInstalling common packages"
+      - apt-get install make git ccache nasm
+      - |
+          # apt_common
+          echo -e "\e[0Ksection_end:`date +%s`:apt_common\r\e[0K"
+
+    - - |
+          # ccache_config
+          echo -e "\e[0Ksection_start:`date +%s`:ccache_config[collapsed=true]\r\e[0KSetting up ccache config"
+      - mkdir --parents --verbose ~/.ccache/
+      - touch ~/.ccache/ccache.conf
+      - |
+          # cache.conf
+          echo Adding ccache configution option
+      - |
+          # base_dir
+          echo base_dir = $PWD                  | tee --append ~/.ccache/ccache.conf
+      - |
+          # cache_dir
+          echo cache_dir = $PWD/ccache          | tee --append ~/.ccache/ccache.conf
+      - |
+          # compiler_check
+          echo compiler_check = content         | tee --append ~/.ccache/ccache.conf
+      - |
+          # stats_log
+          echo stats_log = $PWD/ccache_statslog | tee --append ~/.ccache/ccache.conf
+      - |
+          # max_size
+          echo max_size = 50M                   | tee --append ~/.ccache/ccache.conf
+      - |
+          # ccache_config
+          echo -e "\e[0Ksection_end:`date +%s`:ccache_config\r\e[0K"
+
+    - - |
+          # cache_reset
+          echo -e "\e[0Ksection_start:`date +%s`:ccache_reset[collapsed=true]\r\e[0KResetting ccache statistics"
+      - ccache --zero-stats
+      - ccache --show-stats
+      - |
+          # ccache_reset
+          echo -e "\e[0Ksection_end:`date +%s`:ccache_reset\r\e[0K"
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-$CI_JOB_NAME_SLUG"
+
+  after_script:
+    - - |
+           # apt_clean
+           echo -e "\e[0Ksection_start:`date +%s`:apt_clean[collapsed=true]\r\e[0KCleaning of unneeded APT packages"
+      - apt-get autoclean
+      - |
+          # apt_clean
+          echo -e "\e[0Ksection_end:`date +%s`:apt_clean\r\e[0K"
+
+    - - |
+          # ccache_stats
+          echo -e "\e[0Ksection_start:`date +%s`:ccache_stats[collapsed=true]\r\e[0Kccache statistics:"
+      - ccache --show-stats --verbose
+      - ccache --show-log-stats --verbose
+      - |
+          # ccahe_stats
+          echo -e "\e[0Ksection_end:`date +%s`:ccache_stats\r\e[0K"
+
+stages:
+  - build
+
+Debian testing GCC:
+  stage: build
+  image: debian:testing-slim
+
+  allow_failure: true
+
+  artifacts:
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-testing-gcc"
+
+  variables:
+    CC: gcc
+    LDFLAGS: -Wl,-fuse-ld=gold
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # apt_development
+          echo -e "\e[0Ksection_start:`date +%s`:apt_development[collapsed=true]\r\e[0KInstalling development packages"
+      - apt-get install libsdl2-mixer-dev libpng-dev libcurl4-openssl-dev libgme-dev libopenmpt-dev
+      - |
+          # apt_development
+          echo -e "\e[0Ksection_end:`date +%s`:apt_development\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 NONX86=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 NONX86=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Windows x86:
+  stage: build
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    expose_as: "Win32"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-Win32"
+
+  variables:
+    PREFIX: i686-w64-mingw32
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc-mingw-w64-i686-win32
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 MINGW=1 SDL=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 MINGW=1 SDL=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Debian stable:amd64:
+  stage: build
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    expose_as: "Debian amd64"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-x86-64"
+
+  variables:
+    CC: x86_64-linux-gnu-gcc
+    LDFLAGS: -Wl,-fuse-ld=gold
+    OBJCOPY: x86_64-linux-gnu-objcopy
+    OBJDUMP: x86_64-linux-gnu-objdump
+    PKG_CONFIG_PATH: /usr/lib/x86_64-linux-gnu/pkgconfig
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc-x86-64-linux-gnu || apt-get install gcc
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # apt_development
+          echo -e "\e[0Ksection_start:`date +%s`:apt_development[collapsed=true]\r\e[0KInstalling development packages"
+      - apt-get install libsdl2-mixer-dev:amd64 libpng-dev:amd64 libcurl4-openssl-dev:amd64 libgme-dev:amd64 libopenmpt-dev:amd64
+      - |
+          # apt_development
+          echo -e "\e[0Ksection_end:`date +%s`:apt_development\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX64=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX64=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Debian stable:i386:
+  stage: build
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    expose_as: "Debian i386"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-i686"
+
+  variables:
+    CC: i686-linux-gnu-gcc
+    OBJCOPY: i686-linux-gnu-objcopy
+    OBJDUMP: i686-linux-gnu-objdump
+    PKG_CONFIG_PATH: /usr/lib/i386-linux-gnu/pkgconfig
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc-i686-linux-gnu || apt-get install gcc
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # apt_development
+          echo -e "\e[0Ksection_start:`date +%s`:apt_development[collapsed=true]\r\e[0KInstalling development packages"
+      - apt-get install libsdl2-mixer-dev:i386 libpng-dev:i386 libcurl4-openssl-dev:i386 libgme-dev:i386 libopenmpt-dev:i386
+      - |
+          # apt_development
+          echo -e "\e[0Ksection_end:`date +%s`:apt_development\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Debian stable:arm64:
+  stage: build
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    expose_as: "Debian arm64"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-aarch64"
+
+  variables:
+    CC: aarch64-linux-gnu-gcc
+    LDFLAGS: -Wl,-fuse-ld=gold
+    OBJCOPY: aarch64-linux-gnu-objcopy
+    OBJDUMP: aarch64-linux-gnu-objdump
+    PKG_CONFIG_PATH: /usr/lib/aarch64-linux-gnu/pkgconfig
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc-aarch64-linux-gnu || apt-get install gcc
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # apt_development
+          echo -e "\e[0Ksection_start:`date +%s`:apt_development[collapsed=true]\r\e[0KInstalling development packages"
+      - apt-get install libsdl2-mixer-dev:arm64 libpng-dev:arm64 libcurl4-openssl-dev:arm64 libgme-dev:arm64 libopenmpt-dev:arm64
+      - |
+          # apt_development
+          echo -e "\e[0Ksection_end:`date +%s`:apt_development\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX64=1 ERRORMODE=1 NONX86=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 LINUX64=1 NONX86=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Windows x64:
+  stage: build
+
+  artifacts:
+    paths:
+      - "bin/"
+      - "src/comptime.h"
+    expose_as: "Win64"
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-Win64"
+
+  variables:
+    PREFIX: x86_64-w64-mingw32
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install gcc-mingw-w64-x86-64-win32
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 MINGW64=1 SDL=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 MINGW64=1 SDL=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Debian stable Clang:
+  stage: build
+
+  allow_failure: true
+
+  artifacts:
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-clang"
+
+  variables:
+    CC: clang
+    WFLAGS: -Wno-cast-align
+    CFLAGS: -Wno-cast-align
+    LDFLAGS: -Wl,-fuse-ld=gold
+
+  script:
+    - - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_start:`date +%s`:apt_toolchain[collapsed=true]\r\e[0KInstalling toolchain packages"
+      - apt-get install clang
+      - |
+          # apt_toolchain
+          echo -e "\e[0Ksection_end:`date +%s`:apt_toolchain\r\e[0K"
+
+    - - |
+          # apt_development
+          echo -e "\e[0Ksection_start:`date +%s`:apt_development[collapsed=true]\r\e[0KInstalling development packages"
+      - apt-get install libsdl2-mixer-dev libpng-dev libcurl4-openssl-dev libgme-dev libopenmpt-dev
+      - |
+          # apt_development
+          echo -e "\e[0Ksection_end:`date +%s`:apt_development\r\e[0K"
+
+    - - |
+          # make
+          echo -e "\e[0Ksection_start:`date +%s`:make[collapsed=false]\r\e[0KCompiling SRB2"
+      - make --directory=src --keep-going CCACHE=1 ERRORMODE=1 NONX86=1 || make --directory=src --keep-going CCACHE=1 ERRORMODE=1 NONX86=1
+      - |
+          # make
+          echo -e "\e[0Ksection_end:`date +%s`:make\r\e[0K"
+
+Debian testing Clang:
+  extends: Debian stable Clang
+
+  image: debian:testing-slim
+
+  artifacts:
+    name: "$CI_PROJECT_PATH_SLUG-$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA-testing-clang"
+
+  variables:
+    CC: clang
+    WFLAGS: -Wno-cast-align -Wno-deprecated-non-prototype
+    CFLAGS: -Wno-cast-align -Wno-deprecated-non-prototype
+    LDFLAGS: -Wl,-fuse-ld=gold
diff --git a/cpdebug.mk b/cpdebug.mk
index 6baedf2275db4bbb06606a646cce9a4cb2c1d35e..75f08c66f4af721939c6f6c904aefc62f0d75534 100644
--- a/cpdebug.mk
+++ b/cpdebug.mk
@@ -3,12 +3,12 @@ ifdef ComSpec
 COMSPEC=$(ComSpec)
 endif
 ifdef COMSPEC
-OBJCOPY=objcopy.exe
-OBJDUMP=objdump.exe
+OBJCOPY?=objcopy.exe
+OBJDUMP?=objdump.exe
 GZIP?=gzip.exe
 else
-OBJCOPY=objcopy
-OBJDUMP=objdump
+OBJCOPY?=objcopy
+OBJDUMP?=objdump
 GZIP?=gzip
 endif
 DBGNAME=$(BIN).debug
diff --git a/src/Android.mk b/src/Android.mk
index 035d48887727c2a6d6b63a6acb38fc7ec65a9342..235c4b81e5b4603cecffe56e962a973a7469977a 100644
--- a/src/Android.mk
+++ b/src/Android.mk
@@ -8,11 +8,7 @@ LOCAL_SRC_FILES :=      am_map.c \
                         command.c \
                         comptime.c \
                         console.c \
-                        d_clisrv.c \
                         d_main.c \
-                        d_net.c \
-                        d_netcmd.c \
-                        d_netfil.c \
                         dehacked.c \
                         f_finale.c \
                         f_wipe.c \
@@ -20,7 +16,6 @@ LOCAL_SRC_FILES :=      am_map.c \
                         g_game.c \
                         g_input.c \
                         hu_stuff.c \
-                        i_tcp.c \
                         info.c \
                         lzf.c \
                         m_argv.c \
@@ -32,7 +27,6 @@ LOCAL_SRC_FILES :=      am_map.c \
                         m_queue.c \
                         m_random.c \
                         md5.c \
-                        mserv.c \
                         p_ceilng.c \
                         p_enemy.c \
                         p_fab.c \
@@ -61,6 +55,7 @@ LOCAL_SRC_FILES :=      am_map.c \
                         r_things.c \
                         s_sound.c \
                         screen.c \
+                        snake.c \
                         sounds.c \
                         st_stuff.c \
                         string.c \
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b926b3b7a3372d206df781fd65bbf7a947ddaef3..22c1def2752bd3b50aea361684b8707d5c078c30 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -6,10 +6,6 @@ add_executable(SRB2SDL2 MACOSX_BUNDLE WIN32
 	config.h.in
 	string.c
 	d_main.c
-	d_clisrv.c
-	d_net.c
-	d_netfil.c
-	d_netcmd.c
 	dehacked.c
 	deh_soc.c
 	deh_lua.c
@@ -83,12 +79,10 @@ add_executable(SRB2SDL2 MACOSX_BUNDLE WIN32
 	sounds.c
 	w_wad.c
 	filesrch.c
-	mserv.c
-	http-mserv.c
-	i_tcp.c
 	lzf.c
 	b_bot.c
 	u_list.c
+	snake.c
 	lua_script.c
 	lua_baselib.c
 	lua_mathlib.c
@@ -149,6 +143,7 @@ set(SRB2_CONFIG_DEV_BUILD OFF CACHE BOOL
 	"Compile a development build of SRB2.")
 
 add_subdirectory(blua)
+add_subdirectory(netcode)
 
 # OS macros
 if (UNIX)
diff --git a/src/Makefile b/src/Makefile
index 1fdd3f8249dd77bc0d066870b001ad579af5f47e..a0a18be769e0cc64b98d8774b4b3a1aeb3c177ad 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -140,9 +140,9 @@ endif
 
 OBJDUMP_OPTS?=--wide --source --line-numbers
 
-OBJCOPY:=$(call Prefix,objcopy)
-OBJDUMP:=$(call Prefix,objdump)
-WINDRES:=$(call Prefix,windres)
+OBJCOPY?=$(call Prefix,objcopy)
+OBJDUMP?=$(call Prefix,objdump)
+WINDRES?=$(call Prefix,windres)
 
 GZIP?=gzip
 GZIP_OPTS?=-9 -f -n
diff --git a/src/Makefile.d/detect.mk b/src/Makefile.d/detect.mk
index aca4987213419adb6d93056a8413c2d0330ae057..9e27369462b00c407f02cb95dbda22ef284a91d1 100644
--- a/src/Makefile.d/detect.mk
+++ b/src/Makefile.d/detect.mk
@@ -56,15 +56,18 @@ endif
 
 # This must have high to low order.
 gcc_versions:=\
-	102 101\
-	93 92 91\
-	84 83 82 81\
-	75 74 73 72 71\
-	64 63 62 61\
-	55 54 53 52 51\
+	132 131 130\
+	123 122 121 120\
+	114 113 112 111 110\
+	105 104 103 102 101 100\
+	95 94 93 92 91 90\
+	85 84 83 82 81 80\
+	75 74 73 72 71 70\
+	64 63 62 61 60\
+	55 54 53 52 51 50\
 	49 48 47 46 45 44 43 42 41 40
 
-latest_gcc_version:=10.2
+latest_gcc_version:=13.2
 
 # Automatically set version flag, but not if one was
 # manually set. And don't bother if this is a clean only
@@ -74,13 +77,18 @@ ifeq (,$(call Wildvar,GCC% destructive))
 # can't use $(CC) --version here since that uses argv[0] to display the name
 # also gcc outputs the information to stderr, so I had to do 2>&1
 # this program really doesn't like identifying itself
-version:=$(shell $(CC) -v 2>&1)
+shellversion:=$(shell $(CC) -v 2>&1)
+# Try to remove "-win32"
+version:=$(subst -win32,.0,$(shellversion))
 
 # check if this is in fact GCC
 ifneq (,$(findstring gcc version,$(version)))
 
 # in stark contrast to the name, gcc will give me a nicely formatted version number for free
-version:=$(shell $(CC) -dumpfullversion)
+shellversion:=$(shell $(CC) -dumpfullversion)
+
+# Try to remove "-win32"
+version:=$(subst -win32,.0,$(shellversion))
 
 # Turn version into words of major, minor
 v:=$(subst ., ,$(version))
diff --git a/src/Makefile.d/features.mk b/src/Makefile.d/features.mk
index b8e11c4341a10c8ecbee5f11e4ae81b438136a5c..8b713718cdd604ff83193e560566455453f4a7ff 100644
--- a/src/Makefile.d/features.mk
+++ b/src/Makefile.d/features.mk
@@ -1,66 +1,66 @@
-#
-# Makefile for feature flags.
-#
-
-passthru_opts+=\
-	NO_IPV6 NOHW NOMD5 NOPOSTPROCESSING\
-	MOBJCONSISTANCY PACKETDROP ZDEBUG\
-	HAVE_MINIUPNPC\
-
-# build with debugging information
-ifdef DEBUGMODE
-PACKETDROP=1
-opts+=-DPARANOIA -DRANGECHECK
-endif
-
-ifndef NOHW
-opts+=-DHWRENDER
-sources+=$(call List,hardware/Sourcefile)
-endif
-
-ifndef NOMD5
-sources+=md5.c
-endif
-
-ifndef NOZLIB
-ifndef NOPNG
-ifdef PNG_PKGCONFIG
-$(eval $(call Use_pkg_config,PNG_PKGCONFIG))
-else
-PNG_CONFIG?=$(call Prefix,libpng-config)
-$(eval $(call Configure,PNG,$(PNG_CONFIG) \
-	$(if $(PNG_STATIC),--static),,--ldflags))
-endif
-ifdef LINUX
-opts+=-D_LARGEFILE64_SOURCE
-endif
-opts+=-DHAVE_PNG
-sources+=apng.c
-endif
-endif
-
-ifndef NOCURL
-CURLCONFIG?=curl-config
-$(eval $(call Configure,CURL,$(CURLCONFIG)))
-opts+=-DHAVE_CURL
-endif
-
-ifdef HAVE_MINIUPNPC
-libs+=-lminiupnpc
-endif
-
-# (Valgrind is a memory debugger.)
-ifdef VALGRIND
-VALGRIND_PKGCONFIG?=valgrind
-$(eval $(call Use_pkg_config,VALGRIND))
-ZDEBUG=1
-opts+=-DHAVE_VALGRIND
-endif
-
-default_packages:=\
-	GME/libgme/LIBGME\
-	OPENMPT/libopenmpt/LIBOPENMPT\
-	ZLIB/zlib\
-
-$(foreach p,$(default_packages),\
-	$(eval $(call Check_pkg_config,$(p))))
+#
+# Makefile for feature flags.
+#
+
+passthru_opts+=\
+	NO_IPV6 NOHW NOMD5 NOPOSTPROCESSING\
+	MOBJCONSISTANCY PACKETDROP ZDEBUG\
+	HAVE_MINIUPNPC\
+
+# build with debugging information
+ifdef DEBUGMODE
+PACKETDROP=1
+opts+=-DPARANOIA -DRANGECHECK
+endif
+
+ifndef NOHW
+opts+=-DHWRENDER
+sources+=$(call List,hardware/Sourcefile)
+endif
+
+ifndef NOMD5
+sources+=md5.c
+endif
+
+ifndef NOZLIB
+ifndef NOPNG
+ifdef PNG_PKGCONFIG
+$(eval $(call Use_pkg_config,PNG_PKGCONFIG))
+else
+PNG_CONFIG?=$(call Prefix,libpng-config)
+$(eval $(call Configure,PNG,$(PNG_CONFIG) \
+	$(if $(PNG_STATIC),--static),,--ldflags))
+endif
+ifdef LINUX
+opts+=-D_LARGEFILE64_SOURCE
+endif
+opts+=-DHAVE_PNG
+sources+=apng.c
+endif
+endif
+
+ifndef NOCURL
+CURLCONFIG?=curl-config
+$(eval $(call Configure,CURL,$(CURLCONFIG)))
+opts+=-DHAVE_CURL
+endif
+
+ifdef HAVE_MINIUPNPC
+libs+=-lminiupnpc
+endif
+
+# (Valgrind is a memory debugger.)
+ifdef VALGRIND
+VALGRIND_PKGCONFIG?=valgrind
+$(eval $(call Use_pkg_config,VALGRIND))
+ZDEBUG=1
+opts+=-DHAVE_VALGRIND
+endif
+
+default_packages:=\
+	GME/libgme/LIBGME\
+	OPENMPT/libopenmpt/LIBOPENMPT\
+	ZLIB/zlib\
+
+$(foreach p,$(default_packages),\
+	$(eval $(call Check_pkg_config,$(p))))
diff --git a/src/dummy/i_system.c b/src/dummy/i_system.c
index 125d2e8aec897f288995649aec2476989b4136d6..70e1ef4ec2b7aba9699731c0d743733750bc26fc 100644
--- a/src/dummy/i_system.c
+++ b/src/dummy/i_system.c
@@ -14,13 +14,18 @@ size_t I_GetFreeMem(size_t *total)
 	return 0;
 }
 
-void I_Sleep(UINT32 ms){}
+void I_Sleep(UINT32 ms)
+{
+	(void)ms;
+}
 
-precise_t I_GetPreciseTime(void) {
+precise_t I_GetPreciseTime(void)
+{
 	return 0;
 }
 
-UINT64 I_GetPrecisePrecision(void) {
+UINT64 I_GetPrecisePrecision(void)
+{
 	return 1000000;
 }
 
@@ -182,10 +187,12 @@ const char *I_ClipboardPaste(void)
 
 size_t I_GetRandomBytes(char *destination, size_t amount)
 {
+	(void)destination;
+	(void)amount;
 	return 0;
 }
 
-void I_RegisterSysCommands(void) {}
+void I_RegisterSysCommands(void){}
 
 void I_GetCursorPosition(INT32 *x, INT32 *y)
 {
diff --git a/src/g_demo.c b/src/g_demo.c
index 4e959bcf3ed192b559f3262e6e024d1b10987ef7..cb168dfd97ceed20b9eedd193f5406dd2fc7c361 100644
--- a/src/g_demo.c
+++ b/src/g_demo.c
@@ -1891,16 +1891,9 @@ UINT8 G_CmpDemoTime(char *oldname, char *newname)
 	p++; // VERSION
 	p++; // SUBVERSION
 	oldversion = READUINT16(p);
-	switch(oldversion) // demoversion
+	if (oldversion < 0x000c || oldversion > DEMOVERSION)
 	{
-	case DEMOVERSION: // latest always supported
-	case 0x000f: // The previous demoversions also supported
-	case 0x000e:
-	case 0x000d: // all that changed between then and now was longer color name
-	case 0x000c:
-		break;
-	// too old, cannot support.
-	default:
+		// too old (or new), cannot support
 		CONS_Alert(CONS_NOTICE, M_GetText("File '%s' invalid format. It will be overwritten.\n"), oldname);
 		Z_Free(buffer);
 		return UINT8_MAX;
@@ -1973,14 +1966,11 @@ void G_DoPlayDemo(char *defdemoname)
 	UINT8 i;
 	lumpnum_t l;
 	char skin[17],color[MAXCOLORNAME+1],*n,*pdemoname;
-	UINT8 version,subversion,charability,charability2,thrustfactor,accelstart,acceleration,cnamelen;
+	UINT8 version,subversion,charability,charability2,thrustfactor,accelstart,acceleration;
 	pflags_t pflags;
 	UINT32 randseed, followitem;
 	fixed_t camerascale,shieldscale,actionspd,mindash,maxdash,normalspeed,runspeed,jumpfactor,height,spinheight;
 	char msg[1024];
-#ifdef OLD22DEMOCOMPAT
-	boolean use_old_demo_vars = false;
-#endif
 
 	skin[16] = '\0';
 	color[MAXCOLORNAME] = '\0';
@@ -2039,23 +2029,13 @@ void G_DoPlayDemo(char *defdemoname)
 	subversion = READUINT8(demo_p);
 	demoversion = READUINT16(demo_p);
 	demo_forwardmove_rng = (demoversion < 0x0010);
-	switch(demoversion)
-	{
-	case 0x000f:
-	case 0x000d:
-	case 0x000e:
-	case DEMOVERSION: // latest always supported
-		cnamelen = MAXCOLORNAME;
-		break;
 #ifdef OLD22DEMOCOMPAT
-	// all that changed between then and now was longer color name
-	case 0x000c:
-		cnamelen = 16;
-		use_old_demo_vars = true;
-		break;
+	if (demoversion < 0x000c || demoversion > DEMOVERSION)
+#else
+	if (demoversion < 0x000d || demoversion > DEMOVERSION)
 #endif
-	// too old, cannot support.
-	default:
+	{
+		// too old (or new), cannot support
 		snprintf(msg, 1024, M_GetText("%s is an incompatible replay format and cannot be played.\n"), pdemoname);
 		CONS_Alert(CONS_ERROR, "%s", msg);
 		M_StartMessage(msg, NULL, MM_NOTHING);
@@ -2182,8 +2162,8 @@ void G_DoPlayDemo(char *defdemoname)
 	demo_p += 16;
 
 	// Color
-	M_Memcpy(color,demo_p,cnamelen);
-	demo_p += cnamelen;
+	M_Memcpy(color, demo_p, (demoversion < 0x000d) ? 16 : MAXCOLORNAME);
+	demo_p += (demoversion < 0x000d) ? 16 : MAXCOLORNAME;
 
 	charability = READUINT8(demo_p);
 	charability2 = READUINT8(demo_p);
@@ -2219,7 +2199,7 @@ void G_DoPlayDemo(char *defdemoname)
 
 	// net var data
 #ifdef OLD22DEMOCOMPAT
-	if (use_old_demo_vars)
+	if (demoversion < 0x000d)
 		CV_LoadOldDemoVars(&demo_p);
 	else
 #endif
@@ -2352,19 +2332,13 @@ UINT8 G_CheckDemoForError(char *defdemoname)
 	demo_p++; // version
 	demo_p++; // subversion
 	our_demo_version = READUINT16(demo_p);
-	switch(our_demo_version)
-	{
-	case 0x000d:
-	case 0x000e:
-	case 0x000f:
-	case DEMOVERSION: // latest always supported
-		break;
 #ifdef OLD22DEMOCOMPAT
-	case 0x000c:
-		break;
+	if (our_demo_version < 0x000c || our_demo_version > DEMOVERSION)
+#else
+	if (our_demo_version < 0x000d || our_demo_version > DEMOVERSION)
 #endif
-	// too old, cannot support.
-	default:
+	{
+		// too old (or new), cannot support
 		return DFILE_ERROR_NOTDEMO;
 	}
 	demo_p += 16; // demo checksum
@@ -2386,7 +2360,6 @@ void G_AddGhost(char *defdemoname)
 	INT32 i;
 	lumpnum_t l;
 	char name[17],skin[17],color[MAXCOLORNAME+1],*n,*pdemoname,md5[16];
-	UINT8 cnamelen;
 	demoghost *gh;
 	UINT8 flags, subversion;
 	UINT8 *buffer,*p;
@@ -2438,20 +2411,9 @@ void G_AddGhost(char *defdemoname)
 	p++; // VERSION
 	subversion = READUINT8(p); // SUBVERSION
 	ghostversion = READUINT16(p);
-	switch(ghostversion)
+	if (ghostversion < 0x000c || ghostversion > DEMOVERSION)
 	{
-	case 0x000f:
-	case 0x000d:
-	case 0x000e:
-	case DEMOVERSION: // latest always supported
-		cnamelen = MAXCOLORNAME;
-		break;
-	// all that changed between then and now was longer color name
-	case 0x000c:
-		cnamelen = 16;
-		break;
-	// too old, cannot support.
-	default:
+		// too old (or new), cannot support
 		CONS_Alert(CONS_NOTICE, M_GetText("Ghost %s: Demo version incompatible.\n"), pdemoname);
 		Z_Free(pdemoname);
 		Z_Free(buffer);
@@ -2514,8 +2476,8 @@ void G_AddGhost(char *defdemoname)
 	p += 16;
 
 	// Color
-	M_Memcpy(color, p,cnamelen);
-	p += cnamelen;
+	M_Memcpy(color, p, (ghostversion < 0x000d) ? 16 : MAXCOLORNAME);
+	p += (ghostversion < 0x000d) ? 16 : MAXCOLORNAME;
 
 	// Ghosts do not have a player structure to put this in.
 	p++; // charability
@@ -2698,16 +2660,9 @@ void G_DoPlayMetal(void)
 	metal_p++; // VERSION
 	metal_p++; // SUBVERSION
 	metalversion = READUINT16(metal_p);
-	switch(metalversion)
+	if (metalversion < 0x000c || metalversion > DEMOVERSION)
 	{
-	case DEMOVERSION: // latest always supported
-	case 0x000f:
-	case 0x000e: // There are checks wheter the momentum is from older demo versions or not
-	case 0x000d: // all that changed between then and now was longer color name
-	case 0x000c:
-		break;
-	// too old, cannot support.
-	default:
+		// too old (or new), cannot support
 		CONS_Alert(CONS_WARNING, M_GetText("Failed to load bot recording for this map, format version incompatible.\n"));
 		Z_Free(metalbuffer);
 		return;
diff --git a/src/hardware/hw_batching.c b/src/hardware/hw_batching.c
index d1b84a5eecb4aff512bb75cf7562327675622bf1..dc0b5ee5b00fae1b28591f78ab3cb39627f11645 100644
--- a/src/hardware/hw_batching.c
+++ b/src/hardware/hw_batching.c
@@ -42,10 +42,10 @@ int unsortedVertexArrayAllocSize = 65536;
 // Call HWR_RenderBatches to render all the collected geometry.
 void HWR_StartBatching(void)
 {
-    if (currently_batching)
-        I_Error("Repeat call to HWR_StartBatching without HWR_RenderBatches");
+	if (currently_batching)
+		I_Error("Repeat call to HWR_StartBatching without HWR_RenderBatches");
 
-    // init arrays if that has not been done yet
+	// init arrays if that has not been done yet
 	if (!finalVertexArray)
 	{
 		finalVertexArray = malloc(finalVertexArrayAllocSize * sizeof(FOutVector));
@@ -55,7 +55,7 @@ void HWR_StartBatching(void)
 		unsortedVertexArray = malloc(unsortedVertexArrayAllocSize * sizeof(FOutVector));
 	}
 
-    currently_batching = true;
+	currently_batching = true;
 }
 
 // This replaces the direct calls to pfnSetTexture in cases where batching is available.
diff --git a/src/hardware/hw_main.c b/src/hardware/hw_main.c
index 59af617539405cecdd0d0de73da1d0306eddf83f..dfb80e5021ff46bc68a638bff7e48df5145fc604 100644
--- a/src/hardware/hw_main.c
+++ b/src/hardware/hw_main.c
@@ -4141,14 +4141,11 @@ static void HWR_DrawSprite(gl_vissprite_t *spr)
 		float xscale, yscale;
 		float xoffset, yoffset;
 		float leftoffset, topoffset;
-		float scale = spr->scale;
 		float zoffset = (P_MobjFlip(spr->mobj) * 0.05f);
 		pslope_t *splatslope = NULL;
 		INT32 i;
 
 		renderflags_t renderflags = spr->renderflags;
-		if (renderflags & RF_SHADOWEFFECTS)
-			scale *= spr->shadowscale;
 
 		if (spr->rotateflags & SRF_3D || renderflags & RF_NOSPLATBILLBOARD)
 			angle = spr->mobj->angle;
diff --git a/src/hardware/hw_md2.c b/src/hardware/hw_md2.c
index 6123eb9a932b4858e423343d917eaa606f658b1c..0f834213592e041c866ca05a90d2599476c81c76 100644
--- a/src/hardware/hw_md2.c
+++ b/src/hardware/hw_md2.c
@@ -486,7 +486,7 @@ void HWR_InitModels(void)
 	size_t i;
 	INT32 s;
 	FILE *f;
-	char name[24], filename[32];
+	char name[26], filename[32];
 	float scale, offset;
 	size_t prefixlen;
 
@@ -585,7 +585,7 @@ modelfound:
 void HWR_AddPlayerModel(int skin) // For skins that were added after startup
 {
 	FILE *f;
-	char name[24], filename[32];
+	char name[26], filename[32];
 	float scale, offset;
 	size_t prefixlen;
 
@@ -644,7 +644,7 @@ void HWR_AddSpriteModel(size_t spritenum) // For sprites that were added after s
 	// name[24] is used to check for names in the models.dat file that match with sprites or player skins
 	// sprite names are always 4 characters long, and names is for player skins can be up to 19 characters long
 	// PLAYERMODELPREFIX is 6 characters long
-	char name[24], filename[32];
+	char name[26], filename[32];
 	float scale, offset;
 
 	if (nomd2s)
diff --git a/src/hardware/hw_model.c b/src/hardware/hw_model.c
index b69bce0e2da2dd5a453899720892187c5c71910c..4b6bce6f7b55834167d496a361c3936cd22cc8ac 100644
--- a/src/hardware/hw_model.c
+++ b/src/hardware/hw_model.c
@@ -672,6 +672,9 @@ void GeneratePolygonNormals(model_t *model, int ztag)
 
 			for (k = 0; k < mesh->numTriangles; k++)
 			{
+				/// TODO: normalize vectors
+				(void)vertices;
+				(void)polyNormals;
 //				Vector::Normal(vertices, polyNormals);
 				vertices += 3 * 3;
 				polyNormals++;
diff --git a/src/lua_baselib.c b/src/lua_baselib.c
index 063c79dc41b4eb9ebe225bc56399ef76ceaaf4e8..ce58ee53c3a61d20e780ac2521ffc39cf8288c22 100644
--- a/src/lua_baselib.c
+++ b/src/lua_baselib.c
@@ -3545,7 +3545,7 @@ static int lib_gAddGametype(lua_State *L)
 // Partly lifted from Got_AddPlayer
 static int lib_gAddPlayer(lua_State *L)
 {
-	INT16 i, newplayernum, botcount = 1;
+	INT16 i, newplayernum;
 	player_t *newplayer;
 	SINT8 skinnum = 0, bot;
 
@@ -3553,10 +3553,8 @@ static int lib_gAddPlayer(lua_State *L)
 	{
 		if (!playeringame[i])
 			break;
-
-		if (players[i].bot)
-			botcount++; // How many of us are there already?
 	}
+
 	if (i >= MAXPLAYERS)
 	{
 		lua_pushnil(L);
diff --git a/src/m_menu.c b/src/m_menu.c
index 0d11b30e8402e7df677ddd66aa82ece1d8246556..523430ed8e98145bd87dab952d75fa7fc8db376e 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -2752,6 +2752,7 @@ void M_SetMenuCurBackground(const char *defaultname)
 {
 	char name[9];
 	strncpy(name, defaultname, 8);
+	name[8] = '\0';
 	M_IterateMenuTree(MIT_SetCurBackground, &name);
 }
 
diff --git a/src/netcode/CMakeLists.txt b/src/netcode/CMakeLists.txt
new file mode 100644
index 0000000000000000000000000000000000000000..69b976d17e404e6e389bdf36079c72dac2480cdc
--- /dev/null
+++ b/src/netcode/CMakeLists.txt
@@ -0,0 +1,15 @@
+target_sources(SRB2SDL2 PRIVATE
+	d_clisrv.c
+	server_connection.c
+	client_connection.c
+	tic_command.c
+	net_command.c
+	gamestate.c
+	commands.c
+	d_net.c
+	d_netcmd.c
+	d_netfil.c
+	http-mserv.c
+	i_tcp.c
+	mserv.c
+)
diff --git a/src/netcode/commands.c b/src/netcode/commands.c
index 4228027d2aa365ba8e4534d697c279979f3f21ed..4b67198babe4157aefa615fc0fb3b319f5f1b47b 100644
--- a/src/netcode/commands.c
+++ b/src/netcode/commands.c
@@ -96,7 +96,7 @@ void Ban_Load_File(boolean warning)
 
 	Ban_Clear();
 
-	for (size_t i=0; fgets(buffer, (int)sizeof(buffer), f); i++)
+	for (; fgets(buffer, (int)sizeof(buffer), f);)
 	{
 		address = strtok(buffer, " \t\r\n");
 		mask = strtok(NULL, " \t\r\n");
diff --git a/src/p_map.c b/src/p_map.c
index 80135db7471058b85f7aadda2fef0c37e4ddba57..251837876caab9f979b92ef1ece83a1750f24768 100644
--- a/src/p_map.c
+++ b/src/p_map.c
@@ -3730,7 +3730,9 @@ void P_SlideMove(mobj_t *mo)
 
 	boolean papercol = false;
 	vertex_t v1, v2; // fake vertexes
-	line_t junk; // fake linedef
+	static line_t junk; // fake linedef
+
+	memset(&junk, 0x00, sizeof(junk));
 
 	if (tmhitthing && mo->z + mo->height > tmhitthing->z && mo->z < tmhitthing->z + tmhitthing->height)
 	{
diff --git a/src/p_user.c b/src/p_user.c
index e41f335cc24e9e1636eec304ac83922e4e9abc2f..39b5f3a42352d06bfd2817190508c54b89a960e3 100644
--- a/src/p_user.c
+++ b/src/p_user.c
@@ -11164,7 +11164,7 @@ static void P_MinecartThink(player_t *player)
 					detright->drawonlyforplayer = player;
 				}
 				else
-					P_RemoveMobj(detleft);
+					P_RemoveMobj(detright);
 			}
 		}
 		else
diff --git a/src/r_main.c b/src/r_main.c
index 54f7d7639e775f73b1d8de57d9923745eb9ff493..0655bd06f04536931dfe3baaa1435b9c847fe091 100644
--- a/src/r_main.c
+++ b/src/r_main.c
@@ -249,7 +249,7 @@ static void FlipCam2_OnChange(void)
 //
 // killough 5/2/98: reformatted
 //
-INT32 R_PointOnSide(fixed_t x, fixed_t y, node_t *node)
+INT32 R_PointOnSide(fixed_t x, fixed_t y, node_t *restrict node)
 {
 	if (!node->dx)
 		return x <= node->x ? node->dy > 0 : node->dy < 0;
@@ -261,9 +261,10 @@ INT32 R_PointOnSide(fixed_t x, fixed_t y, node_t *node)
 	fixed_t dy = (y >> 1) - (node->y >> 1);
 
 	// Try to quickly decide by looking at sign bits.
-	if ((node->dy ^ node->dx ^ dx ^ dy) < 0)
-		return (node->dy ^ dx) < 0;  // (left is negative)
-	return FixedMul(dy, node->dx>>FRACBITS) >= FixedMul(node->dy>>FRACBITS, dx);
+	// also use a mask to avoid branch prediction
+	INT32 mask = (node->dy ^ node->dx ^ dx ^ dy) >> 31;
+	return (mask & ((node->dy ^ dx) < 0)) |  // (left is negative)
+		(~mask & (FixedMul(dy, node->dx>>FRACBITS) >= FixedMul(node->dy>>FRACBITS, dx)));
 }
 
 // killough 5/2/98: reformatted
diff --git a/src/sdl/Srb2SDL-vc10.vcxproj b/src/sdl/Srb2SDL-vc10.vcxproj
index 0b95cd0b2e0732b3f562d85d5e7454c7ec351b64..9b51cfb8094a1d6897e0685e9531ccd21df0fbdb 100644
--- a/src/sdl/Srb2SDL-vc10.vcxproj
+++ b/src/sdl/Srb2SDL-vc10.vcxproj
@@ -262,7 +262,6 @@
     <ClInclude Include="..\u_list.h" />
     <ClInclude Include="..\hu_stuff.h" />
     <ClInclude Include="..\info.h" />
-    <ClInclude Include="..\i_addrinfo.h" />
     <ClInclude Include="..\i_joy.h" />
     <ClInclude Include="..\i_net.h" />
     <ClInclude Include="..\i_sound.h" />
@@ -297,6 +296,21 @@
     <ClInclude Include="..\m_queue.h" />
     <ClInclude Include="..\m_random.h" />
     <ClInclude Include="..\m_swap.h" />
+    <ClInclude Include="..\netcode\client_connection.h" />
+    <ClInclude Include="..\netcode\commands.h" />
+    <ClInclude Include="..\netcode\d_clisrv.h" />
+    <ClInclude Include="..\netcode\d_net.h" />
+    <ClInclude Include="..\netcode\d_netcmd.h" />
+    <ClInclude Include="..\netcode\d_netfil.h" />
+    <ClInclude Include="..\netcode\gamestate.h" />
+    <ClInclude Include="..\netcode\i_addrinfo.h" />
+    <ClInclude Include="..\netcode\i_net.h" />
+    <ClInclude Include="..\netcode\i_tcp.h" />
+    <ClInclude Include="..\netcode\mserv.h" />
+    <ClInclude Include="..\netcode\net_command.h" />
+    <ClInclude Include="..\netcode\protocol.h" />
+    <ClInclude Include="..\netcode\server_connection.h" />
+    <ClInclude Include="..\netcode\tic_command.h" />
     <ClInclude Include="..\p5prof.h" />
     <ClInclude Include="..\p_haptic.h" />
     <ClInclude Include="..\p_local.h" />
@@ -329,6 +343,7 @@
     <ClInclude Include="..\r_textures.h" />
     <ClInclude Include="..\r_things.h" />
     <ClInclude Include="..\screen.h" />
+    <ClInclude Include="..\snake.h" />
     <ClInclude Include="..\sounds.h" />
     <ClInclude Include="..\st_stuff.h" />
     <ClInclude Include="..\s_sound.h" />
@@ -400,11 +415,7 @@
     <ClCompile Include="..\deh_soc.c" />
     <ClCompile Include="..\deh_lua.c" />
     <ClCompile Include="..\deh_tables.c" />
-    <ClCompile Include="..\d_clisrv.c" />
     <ClCompile Include="..\d_main.c" />
-    <ClCompile Include="..\d_net.c" />
-    <ClCompile Include="..\d_netcmd.c" />
-    <ClCompile Include="..\d_netfil.c" />
     <ClCompile Include="..\filesrch.c" />
     <ClCompile Include="..\f_finale.c" />
     <ClCompile Include="..\f_wipe.c" />
@@ -427,10 +438,6 @@
     <ClCompile Include="..\u_list.c" />
     <ClCompile Include="..\hu_stuff.c" />
     <ClCompile Include="..\info.c" />
-    <ClCompile Include="..\i_addrinfo.c">
-      <ExcludedFromBuild>true</ExcludedFromBuild>
-    </ClCompile>
-    <ClCompile Include="..\i_tcp.c" />
     <ClCompile Include="..\i_time.c" />
     <ClCompile Include="..\lua_baselib.c" />
     <ClCompile Include="..\lua_blockmaplib.c" />
@@ -451,8 +458,6 @@
     <ClCompile Include="..\lua_thinkerlib.c" />
     <ClCompile Include="..\lzf.c" />
     <ClCompile Include="..\md5.c" />
-    <ClCompile Include="..\mserv.c" />
-    <ClCompile Include="..\http-mserv.c" />
     <ClCompile Include="..\m_aatree.c" />
     <ClCompile Include="..\m_anigif.c" />
     <ClCompile Include="..\m_argv.c" />
@@ -466,6 +471,22 @@
     <ClCompile Include="..\m_perfstats.c" />
     <ClCompile Include="..\m_queue.c" />
     <ClCompile Include="..\m_random.c" />
+    <ClCompile Include="..\netcode\client_connection.c" />
+    <ClCompile Include="..\netcode\commands.c" />
+    <ClCompile Include="..\netcode\d_clisrv.c" />
+    <ClCompile Include="..\netcode\d_net.c" />
+    <ClCompile Include="..\netcode\d_netcmd.c" />
+    <ClCompile Include="..\netcode\d_netfil.c" />
+    <ClCompile Include="..\netcode\gamestate.c" />
+    <ClCompile Include="..\netcode\http-mserv.c" />
+    <ClCompile Include="..\netcode\i_addrinfo.c">
+      <ExcludedFromBuild>true</ExcludedFromBuild>
+    </ClCompile>
+    <ClCompile Include="..\netcode\i_tcp.c" />
+    <ClCompile Include="..\netcode\mserv.c" />
+    <ClCompile Include="..\netcode\net_command.c" />
+    <ClCompile Include="..\netcode\server_connection.c" />
+    <ClCompile Include="..\netcode\tic_command.c" />
     <ClCompile Include="..\p_ceilng.c" />
     <ClCompile Include="..\p_enemy.c" />
     <ClCompile Include="..\p_floor.c" />
@@ -510,6 +531,7 @@
     <ClCompile Include="..\r_textures.c" />
     <ClCompile Include="..\r_things.c" />
     <ClCompile Include="..\screen.c" />
+    <ClCompile Include="..\snake.c" />
     <ClCompile Include="..\sounds.c" />
     <ClCompile Include="..\string.c" />
     <ClCompile Include="..\st_stuff.c" />
diff --git a/src/sdl/Srb2SDL-vc10.vcxproj.filters b/src/sdl/Srb2SDL-vc10.vcxproj.filters
index eb37ce9da6815ad539789e972a18b963e020cb71..96501b2160e587937f5513fa864f3a2f93a6d6ac 100644
--- a/src/sdl/Srb2SDL-vc10.vcxproj.filters
+++ b/src/sdl/Srb2SDL-vc10.vcxproj.filters
@@ -156,24 +156,12 @@
     <ClInclude Include="..\doomtype.h">
       <Filter>D_Doom</Filter>
     </ClInclude>
-    <ClInclude Include="..\d_clisrv.h">
-      <Filter>D_Doom</Filter>
-    </ClInclude>
     <ClInclude Include="..\d_event.h">
       <Filter>D_Doom</Filter>
     </ClInclude>
     <ClInclude Include="..\d_main.h">
       <Filter>D_Doom</Filter>
     </ClInclude>
-    <ClInclude Include="..\d_net.h">
-      <Filter>D_Doom</Filter>
-    </ClInclude>
-    <ClInclude Include="..\d_netcmd.h">
-      <Filter>D_Doom</Filter>
-    </ClInclude>
-    <ClInclude Include="..\d_netfil.h">
-      <Filter>D_Doom</Filter>
-    </ClInclude>
     <ClInclude Include="..\d_player.h">
       <Filter>D_Doom</Filter>
     </ClInclude>
@@ -279,9 +267,6 @@
     <ClInclude Include="..\filesrch.h">
       <Filter>I_Interface</Filter>
     </ClInclude>
-    <ClInclude Include="..\i_addrinfo.h">
-      <Filter>I_Interface</Filter>
-    </ClInclude>
     <ClInclude Include="..\i_joy.h">
       <Filter>I_Interface</Filter>
     </ClInclude>
@@ -306,12 +291,6 @@
     <ClInclude Include="..\keys.h">
       <Filter>I_Interface</Filter>
     </ClInclude>
-    <ClInclude Include="..\mserv.h">
-      <Filter>I_Interface</Filter>
-    </ClInclude>
-    <ClInclude Include="..\http-mserv.h">
-      <Filter>I_Interface</Filter>
-    </ClInclude>
     <ClInclude Include="..\lua_hook.h">
       <Filter>LUA</Filter>
     </ClInclude>
@@ -372,6 +351,54 @@
     <ClInclude Include="..\m_swap.h">
       <Filter>M_Misc</Filter>
     </ClInclude>
+    <ClInclude Include="..\netcode\client_connection.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\commands.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\d_clisrv.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\d_net.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\d_netcmd.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\d_netfil.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\gamestate.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\http-mserv.h">
+      <Filter>I_Interface</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\i_addrinfo.h">
+      <Filter>I_Interface</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\i_net.h">
+      <Filter>I_Interface</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\i_tcp.h">
+      <Filter>I_Interface</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\mserv.h">
+      <Filter>I_Interface</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\net_command.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\protocol.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\server_connection.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
+    <ClInclude Include="..\netcode\tic_command.h">
+      <Filter>D_Doom</Filter>
+    </ClInclude>
     <ClInclude Include="..\comptime.h">
       <Filter>O_Other</Filter>
     </ClInclude>
@@ -465,6 +492,9 @@
     <ClInclude Include="..\v_video.h">
       <Filter>R_Rend</Filter>
     </ClInclude>
+    <ClInclude Include="..\snake.h">
+      <Filter>M_Misc</Filter>
+    </ClInclude>
     <ClInclude Include="..\sounds.h">
       <Filter>S_Sounds</Filter>
     </ClInclude>
@@ -639,21 +669,9 @@
     <ClCompile Include="..\deh_tables.c">
       <Filter>D_Doom</Filter>
     </ClCompile>
-    <ClCompile Include="..\d_clisrv.c">
-      <Filter>D_Doom</Filter>
-    </ClCompile>
     <ClCompile Include="..\d_main.c">
       <Filter>D_Doom</Filter>
     </ClCompile>
-    <ClCompile Include="..\d_net.c">
-      <Filter>D_Doom</Filter>
-    </ClCompile>
-    <ClCompile Include="..\d_netcmd.c">
-      <Filter>D_Doom</Filter>
-    </ClCompile>
-    <ClCompile Include="..\d_netfil.c">
-      <Filter>D_Doom</Filter>
-    </ClCompile>
     <ClCompile Include="..\z_zone.c">
       <Filter>D_Doom</Filter>
     </ClCompile>
@@ -732,18 +750,9 @@
     <ClCompile Include="..\filesrch.c">
       <Filter>I_Interface</Filter>
     </ClCompile>
-    <ClCompile Include="..\i_addrinfo.c">
-      <Filter>I_Interface</Filter>
-    </ClCompile>
     <ClCompile Include="..\i_tcp.c">
       <Filter>I_Interface</Filter>
     </ClCompile>
-    <ClCompile Include="..\mserv.c">
-      <Filter>I_Interface</Filter>
-    </ClCompile>
-    <ClCompile Include="..\http-mserv.c">
-      <Filter>I_Interface</Filter>
-    </ClCompile>
     <ClCompile Include="..\lua_baselib.c">
       <Filter>LUA</Filter>
     </ClCompile>
@@ -831,6 +840,48 @@
     <ClCompile Include="..\m_random.c">
       <Filter>M_Misc</Filter>
     </ClCompile>
+    <ClCompile Include="..\netcode\client_connection.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\commands.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\d_clisrv.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\d_net.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\d_netcmd.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\d_netfil.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\gamestate.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\http-mserv.c">
+      <Filter>I_Interface</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\i_addrinfo.c">
+      <Filter>I_Interface</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\i_tcp.c">
+      <Filter>I_Interface</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\mserv.c">
+      <Filter>I_Interface</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\net_command.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\server_connection.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\netcode\tic_command.c">
+      <Filter>D_Doom</Filter>
+    </ClCompile>
     <ClCompile Include="..\string.c">
       <Filter>M_Misc</Filter>
     </ClCompile>
@@ -954,6 +1005,9 @@
     <ClCompile Include="..\v_video.c">
       <Filter>R_Rend</Filter>
     </ClCompile>
+    <ClCompile Include="..\snake.c">
+      <Filter>M_Misc</Filter>
+    </ClCompile>
     <ClCompile Include="..\sounds.c">
       <Filter>S_Sounds</Filter>
     </ClCompile>
diff --git a/src/sdl/i_system.c b/src/sdl/i_system.c
index f4f2eaf56846adf6e6ca9db8cda633589f2d675b..b05f40ee375376bd7c585c3952daad2446580fca 100644
--- a/src/sdl/i_system.c
+++ b/src/sdl/i_system.c
@@ -2266,7 +2266,7 @@ void I_Sleep(UINT32 ms)
 }
 
 #ifdef NEWSIGNALHANDLER
-static void newsignalhandler_Warn(const char *pr)
+ATTRNORETURN static FUNCNORETURN void newsignalhandler_Warn(const char *pr)
 {
 	char text[128];
 
@@ -3035,11 +3035,11 @@ size_t I_GetFreeMem(size_t *total)
 #ifdef FREEBSD
 	u_int v_free_count, v_page_size, v_page_count;
 	size_t size = sizeof(v_free_count);
-	sysctlbyname("vm.stat.vm.v_free_count", &v_free_count, &size, NULL, 0);
-	size_t size = sizeof(v_page_size);
-	sysctlbyname("vm.stat.vm.v_page_size", &v_page_size, &size, NULL, 0);
-	size_t size = sizeof(v_page_count);
-	sysctlbyname("vm.stat.vm.v_page_count", &v_page_count, &size, NULL, 0);
+	sysctlbyname("vm.stats.vm.v_free_count", &v_free_count, &size, NULL, 0);
+	size = sizeof(v_page_size);
+	sysctlbyname("vm.stats.vm.v_page_size", &v_page_size, &size, NULL, 0);
+	size = sizeof(v_page_count);
+	sysctlbyname("vm.stats.vm.v_page_count", &v_page_count, &size, NULL, 0);
 
 	if (total)
 		*total = v_page_count * v_page_size;