ports: Add butterscotch port

ports/butterscotch/patches/0001-include-alloca.h.patch

@@ -0,0 +1,41 @@
+From 1ae068333558eec65a11e575d3c08111efd85938 Mon Sep 17 00:00:00 2001
+From: Oskari Alaranta <oskari.alaranta@bananymous.com>
+Date: Mon, 22 Jun 2026 21:21:36 +0300
+Subject: [PATCH] include alloca.h
+
+---
+ src/runner.c                   | 4 ++++
+ vendor/stb/vorbis/stb_vorbis.c | 2 +-
+ 2 files changed, 5 insertions(+), 1 deletion(-)
+
+diff --git a/src/runner.c b/src/runner.c
+index 411ccf5..24110c1 100644
+--- a/src/runner.c
++++ b/src/runner.c
+@@ -17,6 +17,10 @@
+ #include "gettime.h"
+ #include "stb_ds.h"
+ 
++#ifdef __banan_os__
++#include <alloca.h>
++#endif
++
+ // ===[ Runtime Layer Teardown Helpers ]===
+ void Runner_freeRuntimeLayer(RuntimeLayer* runtimeLayer) {
+     free(runtimeLayer->dynamicName);
+diff --git a/vendor/stb/vorbis/stb_vorbis.c b/vendor/stb/vorbis/stb_vorbis.c
+index 0af6406..d35822e 100644
+--- a/vendor/stb/vorbis/stb_vorbis.c
++++ b/vendor/stb/vorbis/stb_vorbis.c
+@@ -588,7 +588,7 @@ enum STBVorbisError
+    #if defined(_MSC_VER) || defined(__MINGW32__)
+       #include <malloc.h>
+    #endif
+-   #if defined(__linux__) || defined(__linux) || defined(__sun__) || defined(__EMSCRIPTEN__) || defined(__NEWLIB__)
++   #if defined(__linux__) || defined(__linux) || defined(__sun__) || defined(__EMSCRIPTEN__) || defined(__NEWLIB__) || defined(__banan_os__)
+       #include <alloca.h>
+    #endif
+ #else // STB_VORBIS_NO_CRT
+-- 
+2.54.0
+