Retrieves the semaphore records from a muxwait-semaphore list.

#define INCL_DOSSEMAPHORES
#include <os2.h>

HMUX          hmux;      /*  The handle of the muxwait semaphore to query. */
PULONG        pcSemRec;  /*  A pointer to the ULONG which contains the number of semaphore record entries. */
PSEMRECORD    pSemRec;   /*  A pointer to the semaphore record entries in the muxwait-semaphore list. */
PULONG        pflAttr;   /*  A pointer to the flAttr attribute flags that were passed by DosCreateMuxWaitSem. */
APIRET        ulrc;      /*  Return Code. */

ulrc = DosQueryMuxWaitSem(hmux, pcSemRec,
         pSemRec, pflAttr);