mprotect(void *addr, size_t len, int prot); }  SYS_MADVISE       = 00  // { int madvise(void *addr, size_t len, int behav); }  SYS_MINCORE       = 00  // { int mincore(const void *addr, size_t len, char *vec); }  SYS_GETGROUPS     = 00  // { int getgroups(u_int gidsetsize, gid_t *gidset); }  SYS_SETGROUPS     = 00  // { int setgroups(u_int gidsetsize, gid_t *gidset); }  SYS_GETPGRP       = 00  // { int getpgrp(void); }  SYS_SETPGID       = 00  // { int setpgid(int pid, int pgid); }  SYS_SETITIMER     = 00  // { int setitimer(u_int which, struct itimerval *itv, struct itimerval *oitv); }  SYS_SWAPON        = 00  // { int swapon(char *name); }  SYS_GETITIMER     = 00  // { int getitimer(u_int which, struct itimerval *itv); }  SYS_GETDTABLESIZE = 00  // { int getdtablesize(void); }  SYS_DUP0          