conv_str 4204 ext/mbstring/mbstring.c mbfl_string orig_str, conv_str; conv_str 4221 ext/mbstring/mbstring.c mbfl_string_init(&conv_str); conv_str 4350 ext/mbstring/mbstring.c pstr = mbfl_mime_header_encode(&orig_str, &conv_str, tran_cs, head_enc, "\n", sizeof("Subject: [PHP-jp nnnnnnnn]")); conv_str 4377 ext/mbstring/mbstring.c pstr = mbfl_convert_encoding(&tmpstr, &conv_str, body_enc);