sw_start_literal_argument  502 src/mail/ngx_mail_parse.c                 state = sw_start_literal_argument;
sw_start_literal_argument  514 src/mail/ngx_mail_parse.c                 state = sw_start_literal_argument;
sw_start_literal_argument  519 src/mail/ngx_mail_parse.c         case sw_start_literal_argument: