PHP_MBSTR_MAIL_MIME_HEADER2 4231 ext/mbstring/mbstring.c #define PHP_MBSTR_MAIL_MIME_HEADER2 "Content-Type: text/plain"
PHP_MBSTR_MAIL_MIME_HEADER2 4305 ext/mbstring/mbstring.c #undef PHP_MBSTR_MAIL_MIME_HEADER2