--- cci/usr/src/etc/swapon.c	2019/07/28 12:24:19	1.1
+++ cci/usr/src/etc/swapon.c	2019/07/28 12:24:29	1.1.1.2
@@ -1,9 +1,12 @@
 static char *sccsid = "@(#)swapon.c	4.4 (Berkeley) 10/16/80";
 #include <stdio.h>
+#include <errno.h>
 #include <fstab.h>
 
 #define	VSWAPON	85
 
+extern errno;
+
 main(argc, argv)
 	int argc;
 	char *argv[];
@@ -25,11 +28,15 @@ main(argc, argv)
 			printf("Adding %s as swap device\n",
 			    fsp->fs_spec);
 			if (syscall(VSWAPON, fsp->fs_spec) == -1) {
-				extern errno;
 				extern char *sys_errlist[];
+
+				stat = 1;
+				if (errno == ENODEV) {
+					printf("swap table full\n");
+					exit(stat);
+				}
 				printf("%s: %s\n",
 				    sys_errlist[errno], fsp->fs_spec);
-				stat = 1;
 			}
 		}
 		endfsent();
@@ -38,6 +45,10 @@ main(argc, argv)
 	do {
 		if (syscall(VSWAPON, *argv++) == -1) {
 			stat = 1;
+			if (errno == ENODEV) {
+				printf("swap table full\n");
+				exit(stat);
+			}
 			perror(argv[-1]);
 		}
 		argc--;