* commit '4521645b1aee9e9ad8f5cea7b2392cd5f6ffcd26':
avio: fix pointer type mismatches in avio_enum_protocols()
avserver: use socklen_t where appropriate
udp: use socklen_t where appropriate
network: use HAVE_THREADS instead of local hack
af_channelmap: remove stray enum declaration
buffersink: remove stray semicolon after function definition
Conflicts:
libavformat/avio.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>