Remove getline and replace with fgets

This is to restore compatability with Mac OS X <= 10.6

Update CHANGES and AUTHORS

AUTHORS

@@ -17,3 +17,8 @@ Dug Song <dugsong@duosecurity.com>
 S. Zachariah Sprackett <zac@sprackett.com>
 	duo_unix.spec
 
+David Adrian <davidadrian@duosecurity.com>
+	various config options
+
+Adam Goodman <akgood@duosecurity.com>
+	repairing what David fixed

CHANGES

@@ -1,3 +1,7 @@
+duo_unix-1.9.2:
+
+- Restore compatability with Mac OS X <= 10.6
+
 duo_unix-1.9.1:
 
 - Add motd option to the config file

login_duo/login_duo.c

@@ -190,13 +190,10 @@ _print_motd()
 	FILE *fp;
 	struct stat st;
 	int fd, bytes_read;
-	size_t nbytes = 80;
-	char *line;
+	size_t nbytes = 81;
+	char read[nbytes];
+	char *result;
 
-	if ((line = (char *) malloc(nbytes + 1)) == NULL) {
-		fprintf(stderr, "Out of memory printing MOTD\n");
-		return (-1);
-	}
 	if ((fd = open(MOTD_FILE, O_RDONLY)) < 0 ) {
 		return (-1);
 	}
@@ -205,11 +202,9 @@ _print_motd()
 		return (-1);
 	}
 
-	while ((bytes_read = getline(&line, &nbytes, fp)) > 0) {
-		printf("%s", line);
+	while ((result = fgets(read, nbytes, fp))) {
+		printf("%s", result);
 	}
-	free(line);
-	line = NULL;
 	return (0);
 }