Fix double entries with fping -u and unreachable hosts

ChangeLog

@@ -1,3 +1,6 @@
+UNRELEASED
+  * Fix double entries with fping -u and unreachable hosts
+
 2014-05-03  David Schweikert  <david@schweikert.ch>
   * Version 3.10
   * Fix confusing error message with -g and IPv6 addresses (#58, reported by Axel Beckert)

ci/test-10-option-u-v.pl

@@ -17,7 +17,7 @@ $cmd->stderr_is_eq("");
 {
 my $cmd = Test::Command->new(cmd => "fping -v");
 $cmd->exit_is_num(0);
-$cmd->stdout_like(qr{ping: Version 3\.\d+
+$cmd->stdout_like(qr{ping: Version 3\.\d+(-rc\d+)?
 fping: comments to david\@schweikert\.ch
 });
 $cmd->stderr_is_eq("");

src/fping.c

@@ -1440,12 +1440,8 @@ int send_ping( int s, HOST_ENTRY *h )
         && errno != EHOSTDOWN
 #endif
     ) {
-        if( verbose_flag || unreachable_flag ) {
-            printf( "%s", h->host );
-            if( verbose_flag )
-                printf( " error while sending ping: %s\n", strerror( errno ) );
-            
-            printf( "\n" );
+        if( verbose_flag ) {
+            print_warning( "%s: error while sending ping: %s\n", h->host, strerror( errno ) );
         }
         
         if( !loop_flag )