>Can you post the output of ... >-- snip -- >$ ggrep -r POSIX_AIO_LISTIO_MAX /usr/include # >-- snip -- >... , please ?
steam% /usr/sfw/bin/ggrep -r POSIX_AIO_LISTIO_MAX /usr/include # /usr/include/limits.h:#define _POSIX_AIO_LISTIO_MAX 2 ggrep: #: No such file or directory