Returns information about a named pipe.

#define INCL_DOSNMPIPES
#include <os2.h>

HPIPE     hpipe;      /*  The named-pipe handle to query. */
ULONG     infolevel;  /*  Level of the required pipe information. */
PVOID     pBuf;       /*  A pointer to the storage area in which the requested level of named-pipe information is returned. */
ULONG     cbBuf;      /*  The length, in bytes, of pBuf. */
APIRET    ulrc;       /*  Return Code. */

ulrc = DosQueryNPipeInfo(hpipe, infolevel,
         pBuf, cbBuf);