sclp_sync_request
int sclp_sync_request(sclp_cmdw_t command, void *sccb);
rc = sclp_sync_request(cmd, sccb);
rc = sclp_sync_request(cmd, sccb);
rc = sclp_sync_request(SCLP_CMDW_READ_CHPATH_INFORMATION, sccb);
rc = sclp_sync_request(SCLP_CMDW_WRITE_EVENT_DATA, sccb);
rc = sclp_sync_request(ctl_sccb.cmdw, sccb);
rc = sclp_sync_request(SCLP_CMDW_READ_STORAGE_INFO | id << 8, sccb);
rc = sclp_sync_request(cmd, sccb);
rc = sclp_sync_request(SCLP_CMDW_WRITE_EVENT_DATA, sccb);