patch 7.4.2156

Problem:    Compiler warning.
Solution:   Add type cast. (Ken Takata, Mike Williams)

src/os_win32.c

@@ -577,7 +577,7 @@ null_libintl_ngettext(
 	const char *msgid_plural,
 	unsigned long n)
 {
-    return n == 1 ? msgid : msgid_plural;
+    return (char *)(n == 1 ? msgid : msgid_plural);
 }
 
 /*ARGSUSED*/

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2156,
 /**/
     2155,
 /**/