[PATCH] Kill signed chars

scripts/ is full of mismatches between char* params an signed char* arguments,
and viceversa.  gcc4 now complaints loud about this.  Patch below deletes all
those 'signed'.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 70e7264..bc20cab 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -31,14 +31,14 @@
 static int indent = 1;
 static int valid_stdin = 1;
 static int conf_cnt;
-static signed char line[128];
+static char line[128];
 static struct menu *rootEntry;
 
 static char nohelp_text[] = N_("Sorry, no help available for this option yet.\n");
 
-static void strip(signed char *str)
+static void strip(char *str)
 {
-	signed char *p = str;
+	char *p = str;
 	int l;
 
 	while ((isspace(*p)))