This function lists print queues on the local workstation or on a remote server, optionally supplying additional information.

#define INCL_SPL /* Or use INCL_PM, */
#include <os2.h>

PSZ       pszComputerName;  /*  Name of computer where queues are to be listed. */
ULONG     ulLevel;          /*  Level of detail. */
PVOID     pBuf;             /*  Buffer. */
ULONG     cbBuf;            /*  Size, in bytes, of Buffer. */
PULONG    pcReturned;       /*  Number of entries returned. */
PULONG    pcTotal;          /*  Total number of entries available. */
PULONG    pcbNeeded;        /*  Size in bytes of available information. */
PVOID     pReserved;        /*  Reserved value, must be NULL. */
SPLERR    rc;               /*  Return code. */

rc = SplEnumQueue(pszComputerName, ulLevel,
       pBuf, cbBuf, pcReturned, pcTotal, pcbNeeded,
       pReserved);