NetworkQueryServer queries a server.

#include <nwiapi.h>

PSZ       ComputerName;
ULONG     flType;
ULONG     ulLevel;
PVOID     pBuf;
ULONG     cbBuf;
PULONG    pcbNeeded;
ULONG     ulreturns;

ulreturns = NetworkQueryServer(ComputerName,
              flType, ulLevel, pBuf, cbBuf,
              pcbNeeded);