Auto merge of #638 - main--:fix, r=alexcrichton

Fix types of PTHREAD_PROCESS_* constants

Somehow these ended up with wrong types in #633.

Author: bors

src/unix/bsd/apple/mod.rs

@@ -809,8 +809,8 @@ pub const _SC_XOPEN_UNIX: ::c_int = 115;
 pub const _SC_XOPEN_VERSION: ::c_int = 116;
 pub const _SC_XOPEN_XCU_VERSION: ::c_int = 121;
 
-pub const PTHREAD_PROCESS_PRIVATE: usize = 2;
-pub const PTHREAD_PROCESS_SHARED: usize = 1;
+pub const PTHREAD_PROCESS_PRIVATE: ::c_int = 2;
+pub const PTHREAD_PROCESS_SHARED: ::c_int = 1;
 pub const PTHREAD_CREATE_JOINABLE: ::c_int = 1;
 pub const PTHREAD_CREATE_DETACHED: ::c_int = 2;
 pub const PTHREAD_STACK_MIN: ::size_t = 8192;

src/unix/notbsd/linux/mod.rs

@@ -655,8 +655,8 @@ pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
 pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 1;
 pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 2;
 pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_NORMAL;
-pub const PTHREAD_PROCESS_PRIVATE: usize = 0;
-pub const PTHREAD_PROCESS_SHARED: usize = 1;
+pub const PTHREAD_PROCESS_PRIVATE: ::c_int = 0;
+pub const PTHREAD_PROCESS_SHARED: ::c_int = 1;
 pub const __SIZEOF_PTHREAD_COND_T: usize = 48;
 
 pub const SCHED_OTHER: ::c_int = 0;