echo 'Creating brew-patch.diff'
cat << EOF >> brew-patch.diff
--- a/corec/tools/coremake/gcc_osx_x64.build	2017-08-22 06:38:25.000000000 -0700
+++ b/corec/tools/coremake/gcc_osx_x64.build	2017-11-18 22:53:56.000000000 -0800
@@ -4,11 +4,10 @@
 
 PLATFORMLIB = osx_x86
 SVNDIR = osx_x86
-SDK = /Developer/SDKs/MacOSX10.5.sdk

 //CC = xcrun --sdk macosx clang
 
-CCFLAGS=%(CCFLAGS) -arch x86_64 -mdynamic-no-pic -mmacosx-version-min=10.5
+CCFLAGS=%(CCFLAGS) -arch x86_64 -mdynamic-no-pic
 ASMFLAGS = -f macho64 -D_MACHO -D_HIDDEN
 
 #include "gcc_osx.inc"
EOF