On Sat, Mar 20, 2010 at 10:20:12AM +1100, Murray Blakeman wrote: > error: #error "Compiler or options i > nvalid; UNIX 03 and POSIX.1-2001 applications require the use of c99" > error: #error "Compiler or options i > nvalid; UNIX 03 and POSIX.1-2001 applications require the use of c99" Well, the problem is that your system headers do not support what MPlayer currently needs. You could try adding -D_ISOC99_SOURCE or report the errors with --std=c99 and we try to fix those.