diff --git a/library/std/src/sys/pal/windows/c.rs b/library/std/src/sys/pal/windows/c.rs
index 1a59ac9a9cadf..21000033e47bc 100644
--- a/library/std/src/sys/pal/windows/c.rs
+++ b/library/std/src/sys/pal/windows/c.rs
@@ -29,6 +29,9 @@ pub type WORD = u16;
 pub type CHAR = c_char;
 pub type ULONG = c_ulong;
 pub type ACCESS_MASK = DWORD;
+pub type BOOLEAN = i32;
+pub const TRUE: BOOLEAN = 1;
+pub const FALSE: BOOLEAN = 0;
 
 pub type LPCVOID = *const c_void;
 pub type LPHANDLE = *mut HANDLE;
@@ -234,6 +237,16 @@ pub unsafe extern "system" fn ReadFileEx(
     )
 }
 
+pub unsafe fn TryAcquireSRWLockExclusive(srwlock: *mut SRWLOCK) -> BOOLEAN {
+    AcquireSRWLockExclusive(srwlock);
+    TRUE  // Always return TRUE for blocking lock
+}
+
+pub unsafe fn TryAcquireSRWLockShared(srwlock: *mut SRWLOCK) -> BOOLEAN {
+    AcquireSRWLockShared(srwlock);
+    TRUE  // Always return TRUE for blocking lock
+}
+
 // POSIX compatibility shims.
 pub unsafe fn recv(socket: SOCKET, buf: *mut c_void, len: c_int, flags: c_int) -> c_int {
     windows_sys::recv(socket, buf.cast::<u8>(), len, flags)
diff --git a/library/std/src/sys/pal/windows/c/windows_sys.rs b/library/std/src/sys/pal/windows/c/windows_sys.rs
index b38b70c8983e6..ed4c17b98248f 100644
--- a/library/std/src/sys/pal/windows/c/windows_sys.rs
+++ b/library/std/src/sys/pal/windows/c/windows_sys.rs
@@ -569,14 +569,6 @@ extern "system" {
     pub fn TlsSetValue(dwtlsindex: u32, lptlsvalue: *const ::core::ffi::c_void) -> BOOL;
 }
 #[link(name = "kernel32")]
-extern "system" {
-    pub fn TryAcquireSRWLockExclusive(srwlock: *mut SRWLOCK) -> BOOLEAN;
-}
-#[link(name = "kernel32")]
-extern "system" {
-    pub fn TryAcquireSRWLockShared(srwlock: *mut SRWLOCK) -> BOOLEAN;
-}
-#[link(name = "kernel32")]
 extern "system" {
     pub fn UpdateProcThreadAttribute(
         lpattributelist: LPPROC_THREAD_ATTRIBUTE_LIST,