Index: misc/check-glob.py
===================================================================
--- misc/check-glob.py	(revision 342a56fb7d496f8e81315e423dc9309308a74300)
+++ misc/check-glob.py	(revision 342a56fb7d496f8e81315e423dc9309308a74300)
@@ -0,0 +1,76 @@
+#!/usr/bin/env python3
+
+from sys import stdout
+from pycparser import c_ast, c_generator, parse_file
+from re import sub
+
+cross_gcc = "/opt/cross-m68k/bin/m68k-none-elf-gcc"
+
+class Visitor(c_ast.NodeVisitor):
+    gen = c_generator.CGenerator()
+
+    def __init__(self):
+        self.path = None
+        self.decl = {}
+
+    def visit_Typedef(self, node):
+        return
+
+    def visit_Decl(self, node):
+        if node.coord.file != self.path or node.name is None:
+            return
+
+        node.init = None
+        node.storage = [x for x in node.storage if
+                        x != "static" and
+                        x != "extern"]
+
+        decl = sub(r"\[[^\]]+\]", "[]", self.gen.visit(node))
+
+        if node.name not in self.decl:
+            self.decl[node.name] = decl
+
+        elif self.decl[node.name] != decl:
+            raise Exception("mismatch for {} in {}:{}: {} <-> {}". \
+                            format(node.name, node.coord.file, node.coord.line, \
+                                   self.decl[node.name], decl))
+
+    def visit_FuncDef(self, node):
+        if node.coord.file != self.path:
+            return
+
+        self.visit_Decl(node.decl)
+
+    def visit_path(self, path, ast):
+        self.path = path
+        self.visit(ast)
+        self.path = None
+
+path_ast = []
+
+with open("misc/c-files.txt", "r") as f:
+    for path in f:
+        path = path.rstrip()
+
+        if path == "ram/wdfield.c": # breaks pycparser
+            continue
+
+        stdout.write("parsing {}                    \r".format(path))
+        stdout.flush()
+
+        ast = parse_file(path, use_cpp = True, cpp_path = cross_gcc,
+                         cpp_args = ["-E", "-I", "include", "-include", "predef.h"])
+        path_ast.append((path, ast))
+        # ast.show()
+
+    print("")
+
+vis = Visitor()
+
+for (path, ast) in path_ast:
+    stdout.write("visiting {}                    \r".format(path))
+    stdout.flush()
+
+    vis.visit_path(path, ast)
+
+print("")