Merge branch 'fdatasync' of https://github.com/kamalmarhubi/libc into merge

Author: alexcrichton

src/unix/bsd/openbsdlike/mod.rs

@@ -388,6 +388,7 @@ extern {
     pub fn mkostemp(template: *mut ::c_char, flags: ::c_int) -> ::c_int;
     pub fn mkostemps(template: *mut ::c_char, suffixlen: ::c_int, flags: ::c_int) -> ::c_int;
     pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
 }
 
 cfg_if! {

src/unix/solaris/mod.rs

@@ -765,5 +765,6 @@ extern {
                       buf: *mut ::c_char,
                       buflen: ::size_t) -> *const passwd;
     pub fn readdir(dirp: *mut ::DIR) -> *const ::dirent;
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
 }