Added a patch for jpeg on which Haiku relies on since r23560.

media-libs/jpeg/patches/jpeg-8d.patch

@@ -0,0 +1,24 @@
+diff -ru jpeg-8d/jpeglib.h jpeg-8d/jpeglib.h
+--- jpeg-8d/jpeglib.h	2012-08-23 22:37:22.000000000 +0200
++++ jpeg-8d/jpeglib.h	2012-01-04 23:58:28.723311670 +0100
+@@ -26,6 +26,9 @@
+ #endif
+ #include "jmorecfg.h"		/* seldom changed options */
+ 
++#ifdef __HAIKU__
++#include <setjmp.h>
++#endif
+ 
+ #ifdef __cplusplus
+ #ifndef DONT_USE_EXTERN_C
+@@ -732,6 +733,10 @@
+   const char * const * addon_message_table; /* Non-library errors */
+   int first_addon_message;	/* code for first string in addon table */
+   int last_addon_message;	/* code for last string in addon table */
++  
++#ifdef __HAIKU__
++  jmp_buf long_jump_buffer;
++#endif
+ };
+ 
+