Auto merge of #3365 - devnexen:apple_fcntl_update, r=JohnTitor

apple fcntl update.

Author: bors

libc-test/semver/apple.txt

@@ -447,9 +447,11 @@ F_RDADVISE
 F_RDAHEAD
 F_RDLCK
 F_SETOWN
+F_SPECULATIVE_READ
 F_TEST
 F_THAW_FS
 F_TLOCK
+F_TRIM_ACTIVE_FILE
 F_ULOCK
 F_UNLCK
 F_VOLPOSMODE
@@ -1900,9 +1902,11 @@ fremovexattr
 fsetattrlist
 fsetxattr
 fsid_t
+fspecread_t
 fstatfs
 fstore_t
 ftok
+ftrimactivefile_t
 futimes
 getattrlist
 getattrlistat

src/unix/bsd/apple/mod.rs

@@ -385,6 +385,18 @@ s! {
         pub fp_length: ::off_t, /* IN: size of the region */
     }
 
+    pub struct ftrimactivefile_t {
+        pub fta_offset: ::off_t,
+        pub fta_length: ::off_t,
+    }
+
+    pub struct fspecread_t {
+        pub fsr_flags: ::c_uint,
+        pub reserved: ::c_uint,
+        pub fsr_offset: ::off_t,
+        pub fsr_length: ::off_t,
+    }
+
     pub struct radvisory {
         pub ra_offset: ::off_t,
         pub ra_count: ::c_int,
@@ -3249,6 +3261,8 @@ pub const F_NODIRECT: ::c_int = 62;
 pub const F_LOG2PHYS_EXT: ::c_int = 65;
 pub const F_BARRIERFSYNC: ::c_int = 85;
 pub const F_PUNCHHOLE: ::c_int = 99;
+pub const F_TRIM_ACTIVE_FILE: ::c_int = 100;
+pub const F_SPECULATIVE_READ: ::c_int = 101;
 pub const F_GETPATH_NOFIRMLINK: ::c_int = 102;
 
 pub const F_ALLOCATECONTIG: ::c_uint = 0x02;