/usr/include/sys/limits.h/usr/include/sys/ioctl.h
/usr/include/sys/limits.hand gcc-lib/include/sys/limits.h
#ifndef OPEN_MAX
#ifdef ISC
#define OPEN_MAX 256
#else
#define OPEN_MAX 20
#endif
#endif
OPEN_MAX had to be increased to prevent
Xlib Errors (max no. of clients reached).
/usr/include/sys/limits.h/usr/include/sys/ioctl.h