windows/mkwinsyscall: remove errnoERROR_IO_PENDING const

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

windows/mkwinsyscall/mkwinsyscall.go

@@ -904,12 +904,8 @@ var _ unsafe.Pointer
 
 // Do the interface allocations only once for common
 // Errno values.
-const (
-	errnoERROR_IO_PENDING = 997
-)
-
 var (
-	errERROR_IO_PENDING error = {{syscalldot}}Errno(errnoERROR_IO_PENDING)
+	errERROR_IO_PENDING error = {{windowsdot}}ERROR_IO_PENDING
 	errERROR_EINVAL error     = {{syscalldot}}EINVAL
 )
 
@@ -919,7 +915,7 @@ func errnoErr(e {{syscalldot}}Errno) error {
 	switch e {
 	case 0:
 		return errERROR_EINVAL
-	case errnoERROR_IO_PENDING:
+	case {{windowsdot}}ERROR_IO_PENDING:
 		return errERROR_IO_PENDING
 	}
 	// TODO: add more here, after collecting data on the common