syscalls: Add ioctl flags for the Hurd.
Use
#include <stdio.h>
#include <net/if.h>
#include <hurd/ioctl.h>
int
main ()
{
printf ("SIOCSIFFLAGS #x%x\n", SIOCSIFFLAGS);
printf ("SIOCGIFADDR #x%x\n", SIOCGIFADDR);
printf ("SIOCSIFADDR #x%x\n", SIOCSIFADDR);
printf ("SIOCGIFNETMASK #x%x\n", SIOCGIFNETMASK);
printf ("SIOCSIFNETMASK #x%x\n", SIOCSIFNETMASK);
#if 0
printf ("SIOCADDRT #x%x\n", SIOCADDRT);
printf ("SIOCDELRT #x%x\n", SIOCDELRT);
#endif
}
to fill in some blanks. Adding and removing route apparently not supported.
* guix/build/syscalls.scm (SIOCSIFFLAGS SIOCGIFADDR, SIOCSIFADDR,
SIOCGIFNETMASK, SIOCSIFNETMASK):