Reemove remaining uses of deprecated AVERROR_NOTSUPP.

libavformat/applehttpproto.c

@@ -181,7 +181,7 @@ static int applehttp_open(URLContext *h, const char *uri, int flags)
     const char *nested_url;
 
     if (flags & (URL_WRONLY | URL_RDWR))
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
 
     s = av_mallocz(sizeof(AppleHTTPContext));
     if (!s)

libavformat/assdec.c

@@ -168,7 +168,7 @@ static int read_seek2(AVFormatContext *s, int stream_index,
     ASSContext *ass = s->priv_data;
 
     if (flags & AVSEEK_FLAG_BYTE) {
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
     } else if (flags & AVSEEK_FLAG_FRAME) {
         if (ts < 0 || ts >= ass->event_count)
             return AVERROR(ERANGE);

libavformat/jvdec.c

@@ -192,7 +192,7 @@ static int read_seek(AVFormatContext *s, int stream_index,
     int i;
 
     if (flags & (AVSEEK_FLAG_BYTE|AVSEEK_FLAG_FRAME))
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
 
     switch(stream_index) {
     case 0:

libavformat/rtpdec_qt.c

@@ -98,7 +98,7 @@ static int qt_rtp_parse_packet(AVFormatContext *s, PayloadContext *qt,
         if (!is_start || !is_finish) {
             av_log_missing_feature(s, "RTP-X-QT with payload description "
                                       "split over several packets", 1);
-            return AVERROR_NOTSUPP;
+            return AVERROR(ENOSYS);
         }
         skip_bits(&gb, 12); // reserved
         data_len = get_bits(&gb, 16);
@@ -161,7 +161,7 @@ static int qt_rtp_parse_packet(AVFormatContext *s, PayloadContext *qt,
 
     if (has_packet_info) {
         av_log_missing_feature(s, "RTP-X-QT with packet specific info", 1);
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
     }
 
     alen = len - avio_tell(&pb);
@@ -224,7 +224,7 @@ static int qt_rtp_parse_packet(AVFormatContext *s, PayloadContext *qt,
 
     default:  /* unimplemented */
         av_log_missing_feature(NULL, "RTP-X-QT with packing scheme 2", 1);
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
     }
 }
 

libavformat/wtv.c

@@ -1061,7 +1061,7 @@ static int read_seek(AVFormatContext *s, int stream_index,
     int i;
 
     if ((flags & AVSEEK_FLAG_FRAME) || (flags & AVSEEK_FLAG_BYTE))
-        return AVERROR_NOTSUPP;
+        return AVERROR(ENOSYS);
 
     /* timestamp adjustment is required because wtv->pts values are absolute,
      * whereas AVIndexEntry->timestamp values are relative to epoch. */