sw_command        271 src/mail/ngx_mail_parse.c                 state = sw_command;
sw_command        276 src/mail/ngx_mail_parse.c         case sw_command:
sw_command        646 src/mail/ngx_mail_parse.c             state = sw_command;
sw_command        650 src/mail/ngx_mail_parse.c         case sw_command: