Fix libinit

Author: virtuald

src/semiwrap/makeplan.py

@@ -252,7 +252,7 @@ def _process_extension_module(
         # Generate init.py for loading dependencies
         #
 
-        libinit_py = None
+        libinit_module = None
         if libinit_modules:
             libinit_py = extension.libinit or f"_init_{module_name}.py"
             libinit_tgt = BuildTarget(
@@ -276,8 +276,8 @@ def _process_extension_module(
             self.pyproject_input,
             OutputFile(f"{varname}.pc"),
         ]
-        if libinit_py:
-            pc_args += ["--libinit-py", libinit_py]
+        if libinit_module:
+            pc_args += ["--libinit-py", libinit_module]
 
         yield BuildTarget(
             command="gen-pkgconf",