Merge pull request #1850 from bimbashrestha/named_pipes

Gating named pipe support on windows

programs/util.h

@@ -137,7 +137,9 @@ int UTIL_compareStr(const void *p1, const void *p2);
 int UTIL_isCompressedFile(const char* infilename, const char *extensionList[]);
 const char* UTIL_getFileExtension(const char* infilename);
 
+#ifndef _MSC_VER
 U32 UTIL_isFIFO(const char* infilename);
+#endif
 U32 UTIL_isLink(const char* infilename);
 #define UTIL_FILESIZE_UNKNOWN  ((U64)(-1))
 U64 UTIL_getFileSize(const char* infilename);