This function modifies the initialization file (MMPMMMIO.INI) for MMIO Manager services. It adds, replaces, removes, or finds a CODEC entry in the MMPMMMIO.INI file.

#define INCL_MMIOOS2
#define INCL_MMIO_CODEC
#include <os2.h>

PCODECINIFILEINFO    pCODECIniFileInfo;  /*  Pointer. */
ULONG                ulFlags;            /*  Flags. */
ULONG                rc;                 /*  Return codes. */

rc = mmioIniFileCODEC(pCODECIniFileInfo, ulFlags);