Add RTLD_DEFAULT to more platforms

Author: alexcrichton

src/unix/mod.rs

@@ -141,6 +141,7 @@ pub const POLLNVAL: ::c_short = 0x20;
 pub const IF_NAMESIZE: ::size_t = 16;
 
 pub const RTLD_LAZY: ::c_int = 0x1;
+pub const RTLD_DEFAULT: *mut ::c_void = 0i64 as *mut ::c_void;
 
 cfg_if! {
     if #[cfg(not(stdbuild))] {

src/unix/notbsd/linux/mod.rs

@@ -309,7 +309,6 @@ pub const ST_NOATIME: ::c_ulong = 1024;
 pub const ST_NODIRATIME: ::c_ulong = 2048;
 
 pub const RTLD_NEXT: *mut ::c_void = -1i64 as *mut ::c_void;
-pub const RTLD_DEFAULT: *mut ::c_void = 0i64 as *mut ::c_void;
 pub const RTLD_NODELETE: ::c_int = 0x1000;
 pub const RTLD_NOW: ::c_int = 0x2;