* qatar/master:
mpegvideo_enc: K&R cosmetics
doxygen: remove unreplaced variables from custom header and footer
threads: test for sys/param.h and include it for sysctl on OpenBSD
v4l2: remove unneded linux specific asm/types.h include
x86: Fix constraints for decode_significance*_x86
Conflicts:
libavcodec/mpegvideo_enc.c
libavdevice/v4l2.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>