10 pub type intptr_t = isize;  typedef
450     pub fn execl(path: *const c_char, arg0: *const c_char, ...) -> intptr_t;  in execl()
452     pub fn wexecl(path: *const wchar_t, arg0: *const wchar_t, ...) -> intptr_t;  in wexecl()
454     pub fn execle(path: *const c_char, arg0: *const c_char, ...) -> intptr_t;  in execle()
456     pub fn wexecle(path: *const wchar_t, arg0: *const wchar_t, ...) -> intptr_t;  in wexecle()
458     pub fn execlp(path: *const c_char, arg0: *const c_char, ...) -> intptr_t;  in execlp()
460     pub fn wexeclp(path: *const wchar_t, arg0: *const wchar_t, ...) -> intptr_t;  in wexeclp()
462     pub fn execlpe(path: *const c_char, arg0: *const c_char, ...) -> intptr_t;  in execlpe()
464     pub fn wexeclpe(path: *const wchar_t, arg0: *const wchar_t, ...) -> intptr_t;  in wexeclpe()
467     pub fn execv(prog: *const c_char, argv: *const *const c_char) -> intptr_t;  in execv()
484     pub fn wexecv(prog: *const wchar_t, argv: *const *const wchar_t) -> intptr_t;  in wexecv()
490     ) -> intptr_t;  in wexecve()
492     pub fn wexecvp(c: *const wchar_t, argv: *const *const wchar_t) -> intptr_t;  in wexecvp()
498     ) -> intptr_t;  in wexecvpe()
522     pub fn get_osfhandle(fd: c_int) -> intptr_t;  in get_osfhandle()
524     pub fn open_osfhandle(osfhandle: intptr_t, flags: c_int) -> c_int;  in open_osfhandle()