updated for version 7.3.119
Problem:    Build problem on Mac. (Nicholas Stallard)
Solution:   Use "extern" instead of "EXTERN" for p_vfile.
diff --git a/src/option.h b/src/option.h
index 91faabe..e2e65a0 100644
--- a/src/option.h
+++ b/src/option.h
@@ -857,7 +857,7 @@
 #ifdef IN_OPTION_C
 char_u	*p_vfile = (char_u *)""; /* used before options are initialized */
 #else
-EXTERN char_u	*p_vfile;	/* 'verbosefile' */
+extern char_u	*p_vfile;	/* 'verbosefile' */
 #endif
 EXTERN int	p_warn;		/* 'warn' */
 #ifdef FEAT_CMDL_COMPL