libav: do not build avio and avformat on MERGE_FFMPEG (fixes #10251)

modules/access/Makefile.am

@@ -408,8 +408,10 @@ libavio_plugin_la_CFLAGS = $(AM_CFLAGS) $(AVFORMAT_CFLAGS) $(AVUTIL_CFLAGS)
 libavio_plugin_la_LDFLAGS = $(AM_LDFLAGS) $(SYMBOLIC_LDFLAGS)
 libavio_plugin_la_LIBADD = $(AVFORMAT_LIBS) $(AVUTIL_LIBS) $(LIBM)
 if HAVE_AVFORMAT
+if !MERGE_FFMPEG
 access_LTLIBRARIES += libavio_plugin.la
 endif
+endif
 
 
 ### Misc ###

modules/demux/Makefile.am

@@ -151,8 +151,10 @@ if HAVE_DARWIN
 libavformat_plugin_la_LDFLAGS += -Wl,-read_only_relocs,suppress
 endif
 if HAVE_AVFORMAT
+if !MERGE_FFMPEG
 demux_LTLIBRARIES += libavformat_plugin.la
 endif
+endif
 
 libes_plugin_la_SOURCES  = demux/mpeg/es.c codec/dts_header.c codec/dts_header.h
 demux_LTLIBRARIES += libes_plugin.la