diff --git a/srv.c b/srv.c
index f7d23533b8a88d35098b4bbd2b7c4527c868d72d..8a73544a5ce03a0bd9ec50637ede6b4901b511ac 100755
--- a/srv.c
+++ b/srv.c
@@ -44,7 +44,7 @@ struct srv {
 	unsigned short portnum;
 } __attribute__ ((__packed__));
 
-static int parse_srv(unsigned char *host, int hostlen, int *portno, unsigned char *answer, int len, unsigned char *msg)
+static int parse_srv(char *host, int hostlen, int *portno, char *answer, int len, char *msg)
 {
 	int res = 0;
 	struct srv *srv = (struct srv *)answer;
@@ -57,7 +57,7 @@ static int parse_srv(unsigned char *host, int hostlen, int *portno, unsigned cha
 	answer += sizeof(struct srv);
 	len -= sizeof(struct srv);
 
-	if ((res = dn_expand(msg,answer + len,answer, repl, sizeof(repl) - 1)) < 0) {
+	if ((res = dn_expand((unsigned char *)msg, (unsigned char *)answer + len, (unsigned char *)answer, repl, sizeof(repl) - 1)) < 0) {
 		ast_log(LOG_WARNING, "Failed to expand hostname\n");
 		return -1;
 	}
@@ -70,9 +70,9 @@ static int parse_srv(unsigned char *host, int hostlen, int *portno, unsigned cha
 		}
 		if (portno)
 			*portno = ntohs(srv->portnum);
-		return(0);
+		return 0;
 	}
-	return(-1);
+	return -1;
 }
 
 struct srv_context {
@@ -81,7 +81,7 @@ struct srv_context {
 	int *port;
 };
 
-static int srv_callback(void *context, u_char *answer, int len, u_char *fullanswer)
+static int srv_callback(void *context, char *answer, int len, char *fullanswer)
 {
 	struct srv_context *c = (struct srv_context *)context;
 
diff --git a/utils.c b/utils.c
index 1054203de00acd264a0018e50eea03f97db5dde9..bf231d818cf36d93e4d7cc264a9a6ebb496e8e26 100755
--- a/utils.c
+++ b/utils.c
@@ -260,7 +260,7 @@ void ast_md5_hash(char *output, char *input)
 	int x;
 
 	MD5Init(&md5);
-	MD5Update(&md5, input, strlen(input));
+	MD5Update(&md5, (unsigned char *)input, strlen(input));
 	MD5Final(digest, &md5);
 	ptr = output;
 	for (x=0; x<16; x++)