diff --git a/auto/src/glew_head.h b/auto/src/glew_head.h
index 8049b5a..ff56831 100644
--- a/auto/src/glew_head.h
+++ b/auto/src/glew_head.h
@@ -167,14 +167,12 @@ typedef float GLclampf;
 typedef double GLdouble;
 typedef double GLclampd;
 typedef void GLvoid;
-#if defined(_MSC_VER)
-#  if _MSC_VER < 1400
+#if defined(_MSC_VER) && _MSC_VER < 1400
 typedef __int64 GLint64EXT;
 typedef unsigned __int64 GLuint64EXT;
-#  else
+#elif defined(_MSC_VER) || defined(__BORLANDC__)
 typedef signed long long GLint64EXT;
 typedef unsigned long long GLuint64EXT;
-#  endif
 #else
 #  if defined(__MINGW32__) || defined(__CYGWIN__)
 #include <inttypes.h>