Add the -unit command line switch for specifying the tun device.

Warn about -alias being depricated (but still allow it).
Don't moan twice about failing to open any tun device.
Fix a diagnostic and add the -quiet switch to the usage message.

1 files changed, 3 insertions, 1 deletions

diff --git a/usr.sbin/ppp/iface.c b/usr.sbin/ppp/iface.c
index fa6ecdf..ebe6803 100644
--- a/usr.sbin/ppp/iface.c
+++ b/usr.sbin/ppp/iface.c
@@ -118,18 +118,20 @@ iface_Create(const char *name)
   mib[5] = 0;
 
   if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
-    fprintf(stderr, "clean: sysctl: estimate: %s\n",
+    fprintf(stderr, "iface_Create: sysctl: estimate: %s\n",
               strerror(errno));
     close(s);
     return NULL;
   }
 
   if ((buf = (char *)malloc(needed)) == NULL) {
+    fprintf(stderr, "iface_Create: malloc failed: %s\n", strerror(errno));
     close(s);
     return NULL;
   }
 
   if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
+    fprintf(stderr, "iface_Create: sysctl: %s\n", strerror(errno));
     free(buf);
     close(s);
     return NULL;