File xvkbd-2.8-fix-compilerwarnings.diff of Package xvkbd

--- xvkbd.c	2007-06-01 13:31:17.000000000 +0200
+++ xvkbd.c	2007-06-01 13:31:06.000000000 +0200
@@ -1757,7 +1757,9 @@
   Widget form;
   
   if (strcmp(key, "man") == 0) {
-    if (!appres.secure) system(appres.show_manual_command);
+    if (!appres.secure) {
+      if (system(appres.show_manual_command) == -1) fprintf(stderr, "Error call: %s\n", appres.show_manual_command);
+    }
   } else if (strcmp(key, "about") == 0) {
     if (about_panel == None) {
       about_panel = XtVaCreatePopupShell("about_panel", transientShellWidgetClass,
@@ -1958,7 +1960,9 @@
     if (appres.debug) fprintf(stderr, "Assigned string: %s\n", value);
     if (value[0] == '!') {
       if (appres.debug) fprintf(stderr, "Launching: %s\n", value + 1);
-      if (!appres.secure) system(value + 1);
+      if (!appres.secure) {
+        if (system(value + 1) == -1) fprintf(stderr, "Could not Launch: %s\n", value + 1);
+      }
     } else {
       if (value[0] == '\\') value = value + 1;
       if (appres.debug) fprintf(stderr, "Sending: %s\n", value);
@@ -2122,9 +2126,13 @@
       if ((cur_shift & ControlMask) && (cur_shift & alt_mask)) {
         if (strstr(XServerVendor(dpy), "XFree86") != NULL) {
           if (strcmp(key1, "KP_Add") == 0) {
-            if (!appres.secure) system("xvidtune -next");
+            if (!appres.secure) {
+              if (system("xvidtune -next") == -1) fprintf(stderr, "Error call system(xvidtune -next)\n");
+            }
           } else if (strcmp(key1, "KP_Subtract") == 0) {
-            if (!appres.secure) system("xvidtune -prev");
+            if (!appres.secure) {
+	      if (system("xvidtune -prev") == -1) fprintf(stderr, "Error call system(xvidtune -prev)\n");
+	    }
           }
         }
       }