Fix crash on win32 for Python >= 3.12.

def __win32_finddll():

    from distutils.version import LooseVersion

    import os

    import re

    from winreg import OpenKey, CloseKey, EnumKey, QueryValueEx, \

        QueryInfoKey, HKEY_LOCAL_MACHINE

    def looseVersion(vstring):

        # Taken from distutils.LooseVersion.parse()

        component_re = re.compile(r'(\d+ | [a-z]+ | \.)', re.VERBOSE)

        components = [x for x in component_re.split(vstring) if x and x != '.']

        for i, obj in enumerate(components):

            try:

                components[i] = int(obj)

            except ValueError:

                pass

        return components

    dlls = []

    # Look up different variants of Ghostscript and take the highest

    # version for which the DLL is to be found in the filesystem.

                    dll_path = QueryValueEx(k2, 'GS_DLL')[0]

                    CloseKey(k2)

                    if os.path.exists(dll_path):

                        dlls.append((LooseVersion(version), dll_path))

                        dlls.append((looseVersion(version), dll_path))

                except WindowsError:

                    pass

            CloseKey(k1)