Patch in id_t missing in a few places

Author: zackw

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -400,7 +400,7 @@ extern {
                             timeout: *mut ::timespec) -> ::ssize_t;
 
     pub fn freelocale(loc: ::locale_t) -> ::c_int;
-    pub fn waitid(idtype: idtype_t, id: id_t, infop: *mut ::siginfo_t,
+    pub fn waitid(idtype: idtype_t, id: ::id_t, infop: *mut ::siginfo_t,
                   options: ::c_int) -> ::c_int;
 }
 

src/unix/haiku/mod.rs

@@ -28,6 +28,7 @@ pub type fsblkcnt_t = i64;
 pub type fsfilcnt_t = i64;
 pub type pthread_attr_t = *mut ::c_void;
 pub type nl_item = ::c_int;
+pub type id_t = i32;
 
 // idtype_t is specified as a C enum:
 // http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_wait.h.html

src/unix/solaris/mod.rs

@@ -32,6 +32,7 @@ pub type pthread_key_t = ::c_uint;
 pub type blksize_t = u32;
 pub type fflags_t = u32;
 pub type nl_item = ::c_int;
+pub type id_t = ::c_int;
 
 // idtype_t is specified as a C enum:
 // http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_wait.h.html