gnu x86_64: Make type statvfs64 an alias for struct statvfs

Author: snogge

libc-test/build.rs

@@ -3382,7 +3382,7 @@ fn test_linux(target: &str) {
             // LFS64 types have been removed in musl 1.2.4+
             "off64_t" if musl => "off_t".to_string(),
             // In some gnu targets `stat64` is a typedef to `stat`
-            "stat64" | "statfs64" if gnu => format!("struct {}", ty),
+            "stat64" | "statfs64" | "statvfs64" if gnu => format!("struct {}", ty),
 
             // typedefs don't need any keywords
             t if t.ends_with("_t") => t.to_string(),

src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs

@@ -10,6 +10,7 @@ pub type __u64 = ::c_ulonglong;
 pub type __s64 = ::c_longlong;
 
 pub type statfs64 = statfs;
+pub type statvfs64 = statvfs;
 
 s! {
     pub struct sigaction {
@@ -116,21 +117,6 @@ s! {
         __reserved: [i64; 3],
     }
 
-    pub struct statvfs64 {
-        pub f_bsize: ::c_ulong,
-        pub f_frsize: ::c_ulong,
-        pub f_blocks: u64,
-        pub f_bfree: u64,
-        pub f_bavail: u64,
-        pub f_files: u64,
-        pub f_ffree: u64,
-        pub f_favail: u64,
-        pub f_fsid: ::c_ulong,
-        pub f_flag: ::c_ulong,
-        pub f_namemax: ::c_ulong,
-        __f_spare: [::c_int; 6],
-    }
-
     pub struct pthread_attr_t {
         #[cfg(target_pointer_width = "32")]
         __size: [u32; 8],