patch 7.4.1147
Problem:    Conflict for "chartab". (Kazunobu Kuriyama)
Solution:   Rename the global one to something less obvious.  Move it into
            src/chartab.c.
diff --git a/src/main.c b/src/main.c
index 175bbde..e872e3a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1582,8 +1582,8 @@
 	/* Initialize the gettext library */
 	dyn_libintl_init();
 #  endif
-	/* expand_env() doesn't work yet, because chartab[] is not initialized
-	 * yet, call vim_getenv() directly */
+	/* expand_env() doesn't work yet, because g_chartab[] is not
+	 * initialized yet, call vim_getenv() directly */
 	p = vim_getenv((char_u *)"VIMRUNTIME", &mustfree);
 	if (p != NULL && *p != NUL)
 	{