Commit 1d09cdaa6a

@@ -677,7 +677,7 @@ pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, of
 }
 
 pub fn munmap(address: usize, length: usize) usize {
-    return errnoWrap(c.munmap(@intToPtr(*c_void, address), length));
+    return errnoWrap(c.munmap(@intToPtr(?*c_void, address), length));
 }
 
 pub fn unlink(path: [*]const u8) usize {

@@ -628,7 +628,7 @@ pub fn mmap(address: ?[*]u8, length: usize, prot: usize, flags: u32, fd: i32, of
 }
 
 pub fn munmap(address: usize, length: usize) usize {
-    return errnoWrap(c.munmap(@intToPtr(*c_void, address), length));
+    return errnoWrap(c.munmap(@intToPtr(?*c_void, address), length));
 }
 
 pub fn read(fd: i32, buf: [*]u8, nbyte: usize) usize {

@@ -27,7 +27,7 @@ pub extern "c" fn stat(noalias path: [*]const u8, noalias buf: *Stat) c_int;
 pub extern "c" fn write(fd: c_int, buf: *const c_void, nbyte: usize) isize;
 pub extern "c" fn pwrite(fd: c_int, buf: *const c_void, nbyte: usize, offset: u64) isize;
 pub extern "c" fn mmap(addr: ?*c_void, len: usize, prot: c_int, flags: c_int, fd: c_int, offset: isize) ?*c_void;
-pub extern "c" fn munmap(addr: *c_void, len: usize) c_int;
+pub extern "c" fn munmap(addr: ?*c_void, len: usize) c_int;
 pub extern "c" fn unlink(path: [*]const u8) c_int;
 pub extern "c" fn getcwd(buf: [*]u8, size: usize) ?[*]u8;
 pub extern "c" fn waitpid(pid: c_int, stat_loc: *c_int, options: c_int) c_int;