posix_isatty       87 ext/posix/php_posix.h PHP_FUNCTION(posix_isatty);
posix_isatty      272 ext/posix/posix.c 	PHP_FE(posix_isatty,	arginfo_posix_isatty)
posix_isatty      769 ext/posix/posix.c PHP_FUNCTION(posix_isatty)