in_reply_to 3449 ext/imap/php_imap.c if (env->in_reply_to) { in_reply_to 3450 ext/imap/php_imap.c add_property_string(myoverview, "in_reply_to", env->in_reply_to, 1); in_reply_to 3517 ext/imap/php_imap.c env->in_reply_to = cpystr(Z_STRVAL_PP(pvalue)); in_reply_to 4459 ext/imap/php_imap.c if (en->in_reply_to) add_property_string(myzvalue, "in_reply_to", en->in_reply_to, 1);