Description:

SplQpControl controls the printing of a document and is usually called while another thread is inside SplQpPrint.

#include <os2.h>

HPROC    hproc;     /*  The queue processor handle. */
LONG     cmdCode;   /*  Printer control codes. */
BOOL     fSuccess;  /*  Return codes. */

fSuccess = SplQpControl(hproc, cmdCode);