mac warnings

kern/devcons.c

@@ -13,7 +13,7 @@ Queue*	kbdq;			/* unprocessed console input */
 Queue*	lineq;			/* processed console input */
 Queue*	serialoq;		/* serial console output */
 Queue*	kprintoq;		/* console output, for /dev/kprint */
-ulong	kprintinuse;		/* test and set whether /dev/kprint is open */
+long	kprintinuse;		/* test and set whether /dev/kprint is open */
 int	iprintscreenputs = 0;
 
 int	panicking;

kern/devfs-posix.c

@@ -585,7 +585,7 @@ fsdirread(Chan *c, uchar *va, int count, ulong offset)
 		d.length = stbuf.st_size;
 		d.type = 'U';
 		d.dev = c->dev;
-		n = convD2M(&d, (char*)va+i, count-i);
+		n = convD2M(&d, (uchar*)va+i, count-i);
 		if(n == BIT16SZ){
 			strcpy(uif->nextname, de);
 			break;

kern/devip-posix.c

@@ -72,7 +72,7 @@ so_connect(int fd, unsigned long raddr, unsigned short rport)
 void
 so_getsockname(int fd, unsigned long *laddr, unsigned short *lport)
 {
-	int len;
+	uint len;
 	struct sockaddr_in sin;
 
 	len = sizeof(sin);
@@ -96,7 +96,8 @@ so_listen(int fd)
 int
 so_accept(int fd, unsigned long *raddr, unsigned short *rport)
 {
-	int nfd, len;
+	int nfd;
+	uint len;
 	struct sockaddr_in sin;
 
 	len = sizeof(sin);