Ports: Add curl port!

ports/curl/.gitignore

@@ -0,0 +1 @@
+curl-*

ports/curl/build.sh

@@ -0,0 +1,58 @@
+#!/bin/sh
+
+if [ -z $BANAN_ARCH ]; then
+	echo  "You must set the BANAN_ARCH environment variable" >&2
+	exit 1
+fi
+
+if [ -z $BANAN_SYSROOT ]; then
+	echo  "You must set the BANAN_ARCH environment variable" >&2
+	exit 1
+fi
+
+if [ -z $BANAN_TOOLCHAIN_PREFIX ]; then
+	echo  "You must set the BANAN_TOOLCHAIN_PREFIX environment variable" >&2
+	exit 1
+fi
+
+CURL_VERSION="curl-8.8.0"
+CURL_TAR="$CURL_VERSION.tar.gz"
+CURL_URL="https://curl.se/download/$CURL_TAR"
+
+cd $(dirname $(realpath $0))
+
+if [ ! -d $CURL_VERSION ]; then
+	if [ ! -f $CURL_TAR ]; then
+		wget $CURL_URL
+	fi
+	tar xf $CURL_TAR
+
+	for patch in ./patches/*; do
+		patch -ruN -d $CURL_VERSION < "$patch"
+	done
+
+	grep -qxF doom ../installed || echo curl >> ../installed
+fi
+
+cd $CURL_VERSION
+
+export PATH="$BANAN_TOOLCHAIN_PREFIX/bin:$PATH"
+
+if [ ! -d "build-${BANAN_ARCH}" ]; then
+	mkdir -p "build-${BANAN_ARCH}"
+	cd "build-${BANAN_ARCH}"
+
+	../configure                    \
+		--host=x86_64-banan_os      \
+		--prefix=$BANAN_SYSROOT/usr \
+		--without-ssl               \
+		--disable-threaded-resolver \
+		--disable-ipv6              \
+		--disable-docs
+
+	cd ..
+fi
+
+cd "build-${BANAN_ARCH}"
+
+make && make install

ports/curl/patches/0001-add-banan_os-target.patch

@@ -0,0 +1,12 @@
+diff -ruN curl-8.8.0/config.sub curl-patched/config.sub
+--- curl-8.8.0/config.sub	2023-03-13 00:39:42.000000000 +0200
++++ curl-patched/config.sub	2024-06-17 21:16:00.348556957 +0300
+@@ -1754,7 +1754,7 @@
+ 	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
+ 	     | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
+ 	     | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \
+-	     | fiwix* )
++	     | fiwix* | banan_os* )
+ 		;;
+ 	# This one is extra strict with allowed versions
+ 	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)