MJPEG Tools Svn

Need to ifdef system_error because the only references to it are inside
HAVE_SOUNDCARD_H and that's not defined on OS/X

Unused variables cause compiling to cease when -Werror is used :(

abs() is in stdlib.h instead of math.h (sheesh, what a weird place to put a math function!)

Convert predcomp_mmxe from NASM to inline C assembly (courtesy of Gert Vervoort)

defining init_x86_transform does not depend on NASM

fix bug in conversion to C

Convert MMXE SAD code to inline C assembly, for the benefit of AMD64 folks

make inline x86 functions work even if nasm doesn't exist

local labels for more accurate profiling results

remove unreferenced file rcdist