--- ffmpeg-3.4.1.old/fftools/ffserver.c
+++ ffmpeg-3.4.1/fftools/ffserver.c
@@ -3949,7 +3949,8 @@
     CMDUTILS_COMMON_OPTIONS
     { "n", OPT_BOOL, {(void *)&no_launch }, "enable no-launch mode" },
     { "d", 0, {(void*)opt_debug}, "enable debug mode" },
-    { "f", HAS_ARG | OPT_STRING, {(void*)&config.filename }, "use configfile instead of /etc/ffserver.conf", "configfile" },
+    { "f", HAS_ARG | OPT_STRING, {(void*)&config.filename }, "use foo.conf instead of __META_PREFIX__/etc/ffserver.conf",
+"__META_PREFIX__/etc/ffserver.conf" },
     { NULL },
 };
 
@@ -3961,7 +3962,7 @@
 
     init_dynload();
 
-    config.filename = av_strdup("/etc/ffserver.conf");
+    config.filename = av_strdup ("__META_PREFIX__/etc/ffserver.conf");
 
     parse_loglevel(argc, argv, options);
     av_register_all();