_POSIX_C_SOURCE   232 sys/cdefs.h    #  undef _POSIX_C_SOURCE
_POSIX_C_SOURCE   233 sys/cdefs.h    #  define _POSIX_C_SOURCE	200112L
_POSIX_C_SOURCE   236 sys/cdefs.h    #  undef _POSIX_C_SOURCE
_POSIX_C_SOURCE   237 sys/cdefs.h    #  define _POSIX_C_SOURCE	199506L
_POSIX_C_SOURCE   240 sys/cdefs.h    #  undef _POSIX_C_SOURCE
_POSIX_C_SOURCE   241 sys/cdefs.h    #  define _POSIX_C_SOURCE	199506L