mISDNsocket = socket(PF_ISDN, SOCK_RAW, ISDN_P_BASE);
if (mISDNsocket < 0)
{
- fprintf(stderr, "Cannot open mISDN due to %s. (Does your Kernel support socket based mISDN?)\n", strerror(errno));
+ fprintf(stderr, "Cannot open mISDN due to '%s'. (Does your Kernel support socket based mISDN?)\n", strerror(errno));
return(-1);
}