minix/lib/libc/sys-minix/setgroups.c

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#include <sys/cdefs.h>
#include <lib.h>
#include "namespace.h"
#include <string.h>
#include <unistd.h>
int setgroups(int ngroups, const gid_t *gidset)
{
message m;
memset(&m, 0, sizeof(m));
m.m_lc_pm_groups.ptr = (vir_bytes)gidset;
m.m_lc_pm_groups.num = ngroups;
return(_syscall(PM_PROC_NR, PM_SETGROUPS, &m));
}