getopt(3) returns -1, not EOF.

games/fortune/strfile/strfile.c

@@ -270,7 +270,7 @@ char	**argv;
 {
 	int	ch;
 
-	while ((ch = getopt(argc, argv, "Cc:iorsx")) != EOF)
+	while ((ch = getopt(argc, argv, "Cc:iorsx")) != -1)
 		switch(ch) {
 		case 'C':			/* embedded comments */
 			Cflag++;

gnu/usr.bin/man/man/man.c

@@ -324,7 +324,7 @@ man_getopt (argc, argv)
   extern void downcase ();
   extern char *manpath ();
 
-  while ((c = getopt (argc, argv, args)) != EOF)
+  while ((c = getopt (argc, argv, args)) != -1)
     {
       switch (c)
 	{

gnu/usr.bin/man/manpath/manpath.c

@@ -78,7 +78,7 @@ main(argc, argv)
 
   prognam = mkprogname (argv[0]);
 
-  while ((c = getopt (argc, argv, "dhLq?")) != EOF)
+  while ((c = getopt (argc, argv, "dhLq?")) != -1)
     {
       switch (c)
 	{

sbin/sconfig/sconfig.c

@@ -1037,7 +1037,7 @@ main (int argc, char **argv)
 
 	for (;;) {
 		switch (getopt (argc, argv, "mseftucviax")) {
-		case EOF:
+		case -1:
 			break;
 		case 'a':
 			++aflag;

secure/usr.bin/bdes/bdes.c

@@ -179,7 +179,7 @@ main(int argc, char *argv[])
 
 	/* process the argument list */
 	kflag = 0;
-	while ((i = getopt(argc, argv, "abdF:f:k:m:o:pv:")) != EOF)
+	while ((i = getopt(argc, argv, "abdF:f:k:m:o:pv:")) != -1)
 		switch(i) {
 		case 'a':		/* key is ASCII */
 			keybase = KEY_ASCII;

tools/regression/fsx/fsx.c

@@ -942,7 +942,7 @@ main(int argc, char **argv)
 	setvbuf(stdout, (char *)0, _IOLBF, 0); /* line buffered stdout */
 
 	while ((ch = getopt(argc, argv, "b:c:dl:m:no:p:qr:s:t:w:D:LN:OP:RS:W"))
-	       != EOF)
+	       != -1)
 		switch (ch) {
 		case 'b':
 			simulatedopcount = getnum(optarg, &endp);

usr.bin/ncplogin/ncplogin.c

@@ -110,7 +110,7 @@ logout(int argc, char *argv[], struct ncp_conn_loginfo *li) {
 	int error = 0, connid, opt;
 
 	connid = -1;
-	while ((opt = getopt(argc, argv, STDPARAM_OPT"c:")) != EOF){
+	while ((opt = getopt(argc, argv, STDPARAM_OPT"c:")) != -1){
 		switch (opt) {
 		    case 'c':
 			connid = atoi(optarg);

usr.sbin/cdcontrol/cdcontrol.c

@@ -190,7 +190,7 @@ int main (int argc, char **argv)
 
 	for (;;) {
 		switch (getopt (argc, argv, "svhf:")) {
-		case EOF:
+		case -1:
 			break;
 		case 's':
 			verbose = 0;

usr.sbin/zic/zdump.c

@@ -170,7 +170,7 @@ char *	argv[];
 		if (c == 'v')
 			vflag = 1;
 		else	cutoff = optarg;
-	if ((c != EOF && c != -1) ||
+	if ((c != -1) ||
 		(optind == argc - 1 && strcmp(argv[optind], "=") == 0)) {
 			usage();
 	}