grapheme_stripos   25 ext/intl/grapheme/grapheme.h PHP_FUNCTION(grapheme_stripos);
grapheme_stripos  167 ext/intl/grapheme/grapheme_string.c PHP_FUNCTION(grapheme_stripos)
grapheme_stripos  734 ext/intl/php_intl.c 	PHP_FE( grapheme_stripos, grapheme_search_args )