PHP_MBSTR_MAIL_MIME_HEADER1 4230 ext/mbstring/mbstring.c #define PHP_MBSTR_MAIL_MIME_HEADER1 "MIME-Version: 1.0"
PHP_MBSTR_MAIL_MIME_HEADER1 4304 ext/mbstring/mbstring.c #undef PHP_MBSTR_MAIL_MIME_HEADER1