ports/doom: Use SDL2 instead of our own frontend

This allows doom to play sounds!

ports/doom/build.sh

@@ -2,20 +2,22 @@
 
 NAME='doom'
 VERSION='git'
-DOWNLOAD_URL="https://github.com/ozkl/doomgeneric.git#613f870b6fa83ede448a247de5a2571092fa729d"
+DOWNLOAD_URL="https://github.com/ozkl/doomgeneric.git#5041246e859052e2e258ca6edb4e1e9bbd98fcf5"
+DEPENDENCIES=('SDL2' 'SDL2_mixer' 'timidity')
 
 configure() {
-	make --directory doomgeneric clean
+	rm -rf doomgeneric/build
 }
 
 build() {
 	if [ ! -f ../doom1.wad ]; then
 		wget https://distro.ibiblio.org/slitaz/sources/packages/d/doom1.wad -O ../doom1.wad || exit 1
 	fi
-	make --directory doomgeneric --file Makefile.banan_os -j$(nproc) || exit 1
+
+	CFLAGS='-std=c11' make --directory doomgeneric --file Makefile.sdl CC="$CC" SDL_PATH="$BANAN_SYSROOT/usr/bin/" || exit 1
 }
 
 install() {
-	cp doomgeneric/build/doom "${BANAN_SYSROOT}/bin/" || exit 1
+	cp doomgeneric/doomgeneric "${BANAN_SYSROOT}/bin/doom" || exit 1
 	cp ../doom1.wad "$BANAN_SYSROOT/home/user/" || exit 1
 }