diff --git a/src/internal/poll/fd_windows.go b/src/internal/poll/fd_windows.go
index 1b085004ea..f94d6f49d3 100644
--- a/src/internal/poll/fd_windows.go
+++ b/src/internal/poll/fd_windows.go
@@ -365,7 +365,7 @@ func (fd *FD) initIO() error {
 			// Handle opened for overlapped I/O (aka non-blocking) that are not added
 			// to the runtime poller need special handling when reading and writing.
 			var info windows.FILE_MODE_INFORMATION
-			if err := windows.NtQueryInformationFile(fd.Sysfd, &windows.IO_STATUS_BLOCK{}, uintptr(unsafe.Pointer(&info)), uint32(unsafe.Sizeof(info)), windows.FileModeInformation); err == nil {
+			if err := windows.NtQueryInformationFile(fd.Sysfd, &windows.IO_STATUS_BLOCK{}, unsafe.Pointer(&info), uint32(unsafe.Sizeof(info)), windows.FileModeInformation); err == nil {
 				fd.isBlocking = info.Mode&(windows.FILE_SYNCHRONOUS_IO_ALERT|windows.FILE_SYNCHRONOUS_IO_NONALERT) != 0
 			} else {
 				// If we fail to get the file mode information, assume the file is blocking.
diff --git a/src/internal/syscall/windows/syscall_windows.go b/src/internal/syscall/windows/syscall_windows.go
index 67d8f512f6..2f35d83c44 100644
--- a/src/internal/syscall/windows/syscall_windows.go
+++ b/src/internal/syscall/windows/syscall_windows.go
@@ -558,4 +558,4 @@ type FILE_MODE_INFORMATION struct {
 //sys   rtlNtStatusToDosErrorNoTeb(ntstatus NTStatus) (ret syscall.Errno) = ntdll.RtlNtStatusToDosErrorNoTeb
 //sys   NtSetInformationFile(handle syscall.Handle, iosb *IO_STATUS_BLOCK, inBuffer uintptr, inBufferLen uint32, class uint32) (ntstatus error) = ntdll.NtSetInformationFile
 //sys	RtlIsDosDeviceName_U(name *uint16) (ret uint32) = ntdll.RtlIsDosDeviceName_U
-//sys   NtQueryInformationFile(handle syscall.Handle, iosb *IO_STATUS_BLOCK, inBuffer uintptr, inBufferLen uint32, class uint32) (ntstatus error) = ntdll.NtQueryInformationFile
+//sys   NtQueryInformationFile(handle syscall.Handle, iosb *IO_STATUS_BLOCK, inBuffer unsafe.Pointer, inBufferLen uint32, class uint32) (ntstatus error) = ntdll.NtQueryInformationFile
diff --git a/src/internal/syscall/windows/zsyscall_windows.go b/src/internal/syscall/windows/zsyscall_windows.go
index aa336747f1..b9de47927d 100644
--- a/src/internal/syscall/windows/zsyscall_windows.go
+++ b/src/internal/syscall/windows/zsyscall_windows.go
@@ -522,7 +522,7 @@ func NtOpenFile(handle *syscall.Handle, access uint32, oa *OBJECT_ATTRIBUTES, io
 	return
 }
 
-func NtQueryInformationFile(handle syscall.Handle, iosb *IO_STATUS_BLOCK, inBuffer uintptr, inBufferLen uint32, class uint32) (ntstatus error) {
+func NtQueryInformationFile(handle syscall.Handle, iosb *IO_STATUS_BLOCK, inBuffer unsafe.Pointer, inBufferLen uint32, class uint32) (ntstatus error) {
 	r0, _, _ := syscall.Syscall6(procNtQueryInformationFile.Addr(), 5, uintptr(handle), uintptr(unsafe.Pointer(iosb)), uintptr(inBuffer), uintptr(inBufferLen), uintptr(class), 0)
 	if r0 != 0 {
 		ntstatus = NTStatus(r0)