Remove windows-targets dependency

It's been updated again which will just cause needless version duplication, all the functions used by this crate are present in kernel32 which is required to link std anyways

Cargo.toml

@@ -72,9 +72,6 @@ features = ["blocking", "gzip"]
 [target.'cfg(unix)'.dependencies]
 libc = "0.2"
 
-[target.'cfg(windows)'.dependencies]
-windows-targets = "0.48.5"
-
 [dev-dependencies]
 cargo_metadata = "0.18"
 rayon = "1.7"

src/utils/flock/win_bindings.rs

@@ -5,28 +5,37 @@
     non_camel_case_types,
     clippy::upper_case_acronyms
 )]
-::windows_targets::link!(
-    "kernel32.dll" "system" "CloseHandle" fn close_handle(object : Handle) -> Bool
-);
-::windows_targets::link!(
-    "kernel32.dll" "system" "CreateEventA" fn create_event_a(event_attributes : * const
-    SecurityAttributes, manual_reset : Bool, initial_state : Bool, name : Pcstr) ->
-    Handle
-);
-::windows_targets::link!(
-    "kernel32.dll" "system" "LockFileEx" fn lock_file_ex(file : Handle, flags :
-    LockFileFlags::Enum, reserved : u32, number_of_bytes_to_lock_low : u32,
-    number_of_bytes_to_lock_high : u32, overlapped : * mut Overlapped) -> Bool
-);
-::windows_targets::link!(
-    "kernel32.dll" "system" "UnlockFile" fn unlock_file(file : Handle, file_offset_low :
-    u32, file_offset_high : u32, number_of_bytes_to_unlock_low : u32,
-    number_of_bytes_to_unlock_high : u32) -> Bool
-);
-::windows_targets::link!(
-    "kernel32.dll" "system" "WaitForSingleObject" fn wait_for_single_object(handle :
-    Handle, milliseconds : u32) -> Win32Error::Enum
-);
+#[link(name = "kernel32")]
+extern "system" {
+    #[link_name = "CloseHandle"]
+    pub fn close_handle(object: Handle) -> Bool;
+    #[link_name = "CreateEventA"]
+    pub fn create_event_a(
+        event_attributes: *const ::core::ffi::c_void,
+        manual_reset: Bool,
+        initial_state: Bool,
+        name: Pcstr,
+    ) -> Handle;
+    #[link_name = "LockFileEx"]
+    pub fn lock_file_ex(
+        file: Handle,
+        flags: LockFileFlags::Enum,
+        reserved: u32,
+        number_of_bytes_to_lock_low: u32,
+        number_of_bytes_to_lock_high: u32,
+        overlapped: *mut Overlapped,
+    ) -> Bool;
+    #[link_name = "UnlockFile"]
+    pub fn unlock_file(
+        file: Handle,
+        file_offset_low: u32,
+        file_offset_high: u32,
+        number_of_bytes_to_unlock_low: u32,
+        number_of_bytes_to_unlock_high: u32,
+    ) -> Bool;
+    #[link_name = "WaitForSingleObject"]
+    pub fn wait_for_single_object(handle: Handle, milliseconds: u32) -> Win32Error::Enum;
+}
 pub const Infinite: u32 = 4294967295;
 pub type Bool = i32;
 pub mod FileFlagsAndAttributes {
@@ -57,12 +66,6 @@ pub struct Overlapped_0_0 {
     pub offset_high: u32,
 }
 pub type Pcstr = *const u8;
-#[repr(C)]
-pub struct SecurityAttributes {
-    pub length: u32,
-    pub security_descriptor: *mut ::core::ffi::c_void,
-    pub inherit_handle: Bool,
-}
 pub mod Win32Error {
     pub type Enum = u32;
     pub const WaitObject0: Enum = 0;