add support for RcB2 build sys

flodplayer: preliminary support for SDL backend

flodplayer: whitespace cleanup

LDFLAGS should come at the end of the build line

Ignore built flodplayer executable and config.mak

Hardware.h: fix some issues

add SDL_audio backend

Common.h: do not interfere with stdbool.h

add wav -> .C conversion tool

wave_format.h: add some inline funcs

raw2wav: use wave_format.h

mute some more warnings

ByteArray: use const char* for filename

mute some warnings

factor out wave header structs into wave_format.h