Codechange: replace strncasecmp with case ignoring variant of StrStarts/EndsWith

src/stdafx.h

@@ -37,10 +37,6 @@
 #	define _GNU_SOURCE
 #endif
 
-#if defined(__HAIKU__) || defined(__CYGWIN__)
-#	include <strings.h> /* strncasecmp */
-#endif
-
 /* It seems that we need to include stdint.h before anything else
  * We need INT64_MAX, which for most systems comes from stdint.h. However, MSVC
  * does not have stdint.h.
@@ -71,11 +67,6 @@
 #	include <sys/types.h>
 #endif
 
-#if defined(__OS2__)
-#	include <types.h>
-#	define strcasecmp stricmp
-#endif
-
 /* Stuff for GCC */
 #if defined(__GNUC__) || (defined(__clang__) && !defined(_MSC_VER))
 #	define NORETURN __attribute__ ((noreturn))
@@ -207,9 +198,6 @@
 #		endif
 #	endif
 
-#	define strcasecmp stricmp
-#	define strncasecmp strnicmp
-
 	/* MSVC doesn't have these :( */
 #	define S_ISDIR(mode) (mode & S_IFDIR)
 #	define S_ISREG(mode) (mode & S_IFREG)
@@ -411,11 +399,6 @@ void NORETURN AssertFailedError(int line, const char *file, const char *expressi
 #	define assert(expression) if (unlikely(!(expression))) AssertFailedError(__LINE__, __FILE__, #expression);
 #endif
 
-#if defined(OPENBSD)
-	/* OpenBSD uses strcasecmp(3) */
-#	define _stricmp strcasecmp
-#endif
-
 #if defined(MAX_PATH)
 	/* It's already defined, no need to override */
 #elif defined(PATH_MAX) && PATH_MAX > 0