grapheme_strlen    23 ext/intl/grapheme/grapheme.h PHP_FUNCTION(grapheme_strlen);
grapheme_strlen    55 ext/intl/grapheme/grapheme_string.c PHP_FUNCTION(grapheme_strlen)
grapheme_strlen   732 ext/intl/php_intl.c 	PHP_FE( grapheme_strlen, grapheme_1_arg )