WARNS=2 fixup.

kill 'register' keyword.

1 files changed, 12 insertions, 10 deletions

diff --git a/usr.bin/cksum/sum2.c b/usr.bin/cksum/sum2.c
index 4ce83f6..a14c4d3 100644
--- a/usr.bin/cksum/sum2.c
+++ b/usr.bin/cksum/sum2.c
@@ -42,14 +42,16 @@ static const char rcsid[] =
 #include <sys/types.h>
 #include <unistd.h>
 
+#include "extern.h"
+
 int
 csum2(fd, cval, clen)
-	register int fd;
+	int fd;
 	u_int32_t *cval, *clen;
 {
-	register u_int32_t crc, total;
-	register int nr;
-	register u_char *p;
+	u_int32_t lcrc, total;
+	int nr;
+	u_char *p;
 	u_char buf[8192];
 
 	/*
@@ -57,19 +59,19 @@ csum2(fd, cval, clen)
 	 *
 	 *   s = sum of all bytes
 	 *   r = s % 2^16 + (s % 2^32) / 2^16
-	 * crc = (r % 2^16) + r / 2^16
+	 * lcrc = (r % 2^16) + r / 2^16
 	 */
-	crc = total = 0;
+	lcrc = total = 0;
 	while ((nr = read(fd, buf, sizeof(buf))) > 0)
 		for (total += nr, p = buf; nr--; ++p)
-			crc += *p;
+			lcrc += *p;
 	if (nr < 0)
 		return(1);
 
-	crc = (crc & 0xffff) + (crc >> 16);
-	crc = (crc & 0xffff) + (crc >> 16);
+	lcrc = (lcrc & 0xffff) + (lcrc >> 16);
+	lcrc = (lcrc & 0xffff) + (lcrc >> 16);
 
-	*cval = crc;
+	*cval = lcrc;
 	*clen = total;
 	return(0);
 }