File lp64.patch of Package stb

Index: stb-20210910/stb_sprintf.h
===================================================================
--- stb-20210910.orig/stb_sprintf.h
+++ stb-20210910/stb_sprintf.h
@@ -230,7 +230,7 @@ STBSP__PUBLICDEC void STB_SPRINTF_DECORA
 #define stbsp__uint16 unsigned short
 
 #ifndef stbsp__uintptr
-#if defined(__ppc64__) || defined(__powerpc64__) || defined(__aarch64__) || defined(_M_X64) || defined(__x86_64__) || defined(__x86_64) || defined(__s390x__)
+#if defined(__ppc64__) || defined(__powerpc64__) || defined(__aarch64__) || defined(_M_X64) || defined(__x86_64__) || defined(__x86_64) || defined(__s390x__) || defined(__LP64__)
 #define stbsp__uintptr stbsp__uint64
 #else
 #define stbsp__uintptr stbsp__uint32