ports: Don't set CMAKE_TOOLCHAIN_FILE environment variable

This doesn't allow llvm to build native tablegen

ports/SDL2/build.sh

@@ -8,7 +8,7 @@ DEPENDENCIES=('mesa')
 
 configure() {
 	$BANAN_CMAKE \
-		--toolchain="$CMAKE_TOOLCHAIN_FILE" \
+		--toolchain="$BANAN_TOOLCHAIN_DIR/Toolchain.txt" \
 		--fresh -GNinja -S . -B build \
 		-DCMAKE_INSTALL_PREFIX='/usr' \
 		-DCMAKE_BUILD_TYPE=Release \

ports/cmake/build.sh

@@ -7,7 +7,7 @@ DEPENDENCIES=('openssl' 'libuv' 'make' 'bash')
 
 configure() {
 	$BANAN_CMAKE \
-		--toolchain=$BANAN_TOOLCHAIN_DIR/Toolchain.txt \
+		--toolchain="$BANAN_TOOLCHAIN_DIR/Toolchain.txt" \
 		-B build -GNinja --fresh \
 		-DCMAKE_INSTALL_PREFIX=/usr \
 		-DCMAKE_USE_OPENSSL=ON \

ports/install.sh

@@ -29,8 +29,6 @@ export OBJDUMP="$BANAN_TOOLCHAIN_TRIPLE-objdump"
 export STRIP="$BANAN_TOOLCHAIN_TRIPLE-strip"
 export CXXFILT="$BANAN_TOOLCHAIN_TRIPLE-c++filt"
 
-export CMAKE_TOOLCHAIN_FILE="$BANAN_TOOLCHAIN_DIR/Toolchain.txt"
-
 pushd "$BANAN_ROOT_DIR" >/dev/null
 ./bos all && ./bos install || exit 1
 popd >/dev/null

ports/sdl12-compat/build.sh

@@ -10,7 +10,7 @@ configure() {
 	sed -i 's/CMAKE_INSTALL_FULL_DATAROOTDIR/CMAKE_INSTALL_FULL_DATADIR/' CMakeLists.txt
 
 	$BANAN_CMAKE \
-        --toolchain="$CMAKE_TOOLCHAIN_FILE" \
+		--toolchain="$BANAN_TOOLCHAIN_DIR/Toolchain.txt" \
 		--fresh -GNinja -S . -B build \
 		-DCMAKE_INSTALL_PREFIX="$BANAN_SYSROOT/usr" \
 		-DSDL2_INCLUDE_DIR="$BANAN_SYSROOT/usr/include/SDL2"

ports/zstd/build.sh

@@ -6,7 +6,7 @@ DOWNLOAD_URL="https://github.com/facebook/zstd/releases/download/v$VERSION/zstd-
 
 configure() {
 	$BANAN_CMAKE -B _build -S build/cmake -G Ninja \
-		--toolchain $BANAN_TOOLCHAIN_DIR/Toolchain.txt \
+		--toolchain="$BANAN_TOOLCHAIN_DIR/Toolchain.txt" \
 		-DCMAKE_INSTALL_PREFIX=/usr \
 		 || exit 1
 }