--- iputils-ss021109-vanilla/ping.c	Thu Nov  7 23:53:21 2002

+++ iputils/ping.c	Sun Jan 12 03:39:24 2003

@@ -285,6 +285,9 @@

 						perror("ping: IP_MULTICAST_IF");

 						exit(2);

 					}

+				} else if (icmp_sock >= 0) {

+					/* We possible tried to SO_BINDTODEVICE() a subinterface like 'eth0:1' */

+					perror("Warning: cannot bind to specified iface, falling back");

 				}

 			}

 		}