Return values

diff --git a/modules/src/string/btszero.c b/modules/src/string/btszero.c
index e36074a..dfdfcb6 100644 (file)
--- a/modules/src/string/btszero.c
+++ b/modules/src/string/btszero.c
@@ -8,9 +8,13 @@
 
 char *
 btszero(b, n)
-       register char *b;
+       char *b;
        register int n;
 {
+       register char *s = b;
+
        while (n-- > 0)
-               *b++ = '\0';
+               *s++ = '\0';
+       
+       return b;
 }

diff --git a/modules/src/string/strzero.c b/modules/src/string/strzero.c
index a9bbed1..f122cc5 100644 (file)
--- a/modules/src/string/strzero.c
+++ b/modules/src/string/strzero.c
@@ -11,4 +11,5 @@ strzero(s)
        char *s;
 {
        *s = '\0';
+       return s;
 }