You may not be able to count lines of win32 code, and its awfully hard to make a patch, but if it's broken and you depend on it, your product is broken.
There's also a multiplier that should be attached though. Most products don't have developer time or skills to write their own OS, so there's value in using someone else's even if it's probably more code than a custom built one that only satisfies the needs of the product.
You may not be able to count lines of win32 code, and its awfully hard to make a patch, but if it's broken and you depend on it, your product is broken.
There's also a multiplier that should be attached though. Most products don't have developer time or skills to write their own OS, so there's value in using someone else's even if it's probably more code than a custom built one that only satisfies the needs of the product.