[PATCH] config: update usage/help info

Replace outdated help message with a reference to README.  Update README
for make *config variants and environment variable info.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index ae5ab981bb1d..8012d1076876 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -5,6 +5,7 @@
 
 #include <ctype.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 #include <time.h>
@@ -531,7 +532,7 @@ int main(int ac, char **av)
                         break;
                 case 'h':
                 case '?':
-                        printf("%s [-o|-s] config\n", av[0]);
+                        fprintf(stderr, "See README for usage info\n");
                         exit(0);
                 }
         }