function netmessagebuffersend(servername:pwidechar;
            msgname:pwidechar;
            fromname:pwidechar;
            buf:pwidechar;
            var buflen:integer):integer;cdecl;
声明为下:
function netmessagebuffersend;external 'netapi32.dll' name 'netmessagebuffersend';
当我调用这个api时他总是说'无法定们程序输入点netmessagebuffersend于动态链接库
netapi32.dll'我查找了这个函数在本地电脑存在.求救.......