diff --git a/src/unix/linux_like/android/b64/mod.rs b/src/unix/linux_like/android/b64/mod.rs
index d20a9a19bdd64..518935c944928 100644
--- a/src/unix/linux_like/android/b64/mod.rs
+++ b/src/unix/linux_like/android/b64/mod.rs
@@ -148,12 +148,12 @@ s! {
         pub regs: user_regs_struct,
         pub u_fpvalid: ::c_int,
         pub i387: user_fpregs_struct,
-        pub u_tsize: ::c_ulonglong,
-        pub u_dsize: ::c_ulonglong,
-        pub u_ssize: ::c_ulonglong,
-        pub start_code: ::c_ulonglong,
-        pub start_stack: ::c_ulonglong,
-        pub signal: ::c_longlong,
+        pub u_tsize: ::c_ulong,
+        pub u_dsize: ::c_ulong,
+        pub u_ssize: ::c_ulong,
+        pub start_code: ::c_ulong,
+        pub start_stack: ::c_ulong,
+        pub signal: ::c_long,
         __reserved: ::c_int,
         #[cfg(target_pointer_width = "32")]
         __pad1: u32,
@@ -161,11 +161,11 @@ s! {
         #[cfg(target_pointer_width = "32")]
         __pad2: u32,
         pub u_fpstate: *mut user_fpregs_struct,
-        pub magic: ::c_ulonglong,
+        pub magic: ::c_ulong,
         pub u_comm: [::c_char; 32],
-        pub u_debugreg: [::c_ulonglong; 8],
-        pub error_code: ::c_ulonglong,
-        pub fault_address: ::c_ulonglong,
+        pub u_debugreg: [::c_ulong; 8],
+        pub error_code: ::c_ulong,
+        pub fault_address: ::c_ulong,
     }
 
 }
@@ -199,8 +199,8 @@ s_no_extra_traits! {
         pub swd: ::c_ushort,
         pub ftw: ::c_ushort,
         pub fop: ::c_ushort,
-        pub rip: ::c_ulonglong,
-        pub rdp: ::c_ulonglong,
+        pub rip: ::c_ulong,
+        pub rdp: ::c_ulong,
         pub mxcsr: ::c_uint,
         pub mxcr_mask: ::c_uint,
         pub st_space: [::c_uint; 32],