wap_begin_outputWhat it does:
Returns headers for WAP devices.Defined in: /web/philip/tcl/wap-defs.tcl
Source code:
    ReturnHeaders text/vnd.wap.wml
    ns_write {<?xml version="1.0"?> 
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
    }