--- /dev/null
+--- a/hmac_md5.c
++++ b/hmac_md5.c
+@@ -356,10 +356,10 @@ caddr_t digest; /* caller digest to be filled in */
+ */
+
+ /* start out by storing key in pads */
+- bzero(k_ipad, sizeof k_ipad);
+- bzero(k_opad, sizeof k_opad);
+- bcopy(key, k_ipad, key_len);
+- bcopy( key, k_opad, key_len);
++ memset(k_ipad, 0, sizeof k_ipad);
++ memset(k_opad, 0, sizeof k_opad);
++ memcpy(k_ipad, key, key_len);
++ memcpy(k_opad, key, key_len);
+
+ /* XOR key with ipad and opad values */
+ for(i = 0; i < 64; ++i)