ngx_toupper        39 mail/ngx_mail_parse.c                     c0 = ngx_toupper(c[0]);
ngx_toupper        40 mail/ngx_mail_parse.c                     c1 = ngx_toupper(c[1]);
ngx_toupper        41 mail/ngx_mail_parse.c                     c2 = ngx_toupper(c[2]);
ngx_toupper        42 mail/ngx_mail_parse.c                     c3 = ngx_toupper(c[3]);
ngx_toupper       644 mail/ngx_mail_parse.c                     c0 = ngx_toupper(c[0]);
ngx_toupper       645 mail/ngx_mail_parse.c                     c1 = ngx_toupper(c[1]);
ngx_toupper       646 mail/ngx_mail_parse.c                     c2 = ngx_toupper(c[2]);
ngx_toupper       647 mail/ngx_mail_parse.c                     c3 = ngx_toupper(c[3]);