AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],[
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],[