Enable getitimer, setitimer, and sigprocmask

src/platform/linux/mod.rs

@@ -15,7 +15,7 @@ use header::sys_ioctl::{winsize, TCGETS, TCSETS, TIOCGWINSZ};
 use header::sys_select::fd_set;
 use header::sys_stat::stat;
 use header::sys_statvfs::statvfs;
-use header::sys_time::{itimerval, timeval, timezone};
+use header::sys_time::{timeval, timezone};
 // use header::sys_times::tms;
 use header::sys_utsname::utsname;
 use header::termios::termios;
@@ -59,9 +59,6 @@ fn e(sys: usize) -> usize {
 pub struct Sys;
 
 impl Sys {
-    fn getitimer(which: c_int, out: *mut itimerval) -> c_int {
-        e(unsafe { syscall!(GETITIMER, which, out) }) as c_int
-    }
 
     // fn getrusage(who: c_int, r_usage: *mut rusage) -> c_int {
     //     e(unsafe { syscall!(GETRUSAGE, who, r_usage) }) as c_int
@@ -72,10 +69,6 @@ impl Sys {
         e(unsafe { syscall!(IOCTL, fd, request, out) }) as c_int
     }
 
-    fn setitimer(which: c_int, new: *const itimerval, old: *mut itimerval) -> c_int {
-        e(unsafe { syscall!(SETITIMER, which, new, old) }) as c_int
-    }
-
     // fn times(out: *mut tms) -> clock_t {
     //     unsafe { syscall!(TIMES, out) as clock_t }
     // }