1 files changed, 13 insertions, 0 deletions

diff --git a/byte_zero.c b/byte_zero.c
new file mode 100644
index 0000000..92009ba
--- /dev/null
+++ b/byte_zero.c
@@ -0,0 +1,13 @@
+#include "byte.h"
+
+void byte_zero(s,n)
+char *s;
+register unsigned int n;
+{
+  for (;;) {
+    if (!n) break; *s++ = 0; --n;
+    if (!n) break; *s++ = 0; --n;
+    if (!n) break; *s++ = 0; --n;
+    if (!n) break; *s++ = 0; --n;
+  }
+}