php_similar_char 3242 ext/standard/string.c 			sum += php_similar_char(txt1, pos1,
php_similar_char 3246 ext/standard/string.c 			sum += php_similar_char(txt1 + pos1 + max, len1 - pos1 - max,
php_similar_char 3281 ext/standard/string.c 	sim = php_similar_char(t1, t1_len, t2, t2_len);