Started assembling the input file to this hresult utility.

windows/tools/a

@@ -0,0 +1,70 @@
+@BOOL UnregisterClassW LPCWSTR className HINSTANCE hInstance == 0
+@*HWND CreateWindowExW DWORD exstyle LPCWSTR className LPCWSTR title DWORD style int x int y int width int height HWND parent HMENU menu HINSTANCE hInstance LPVOID lpParam == NULL
+@BOOL DestroyWindow HWND hwnd == 0
+@BOOL UpdateWindow HWND hwnd == 0
+@BOOL AdustWindowRectEx LPRECT r DWORD style BOOL hasMenu DWORD exStyle == 0
+
+@*BOOL GetMessageW LPMSG msg HWND hwnd UINT minMsg UINT maxMsg < 0
+@BOOL PostMessageW HWND hwnd UINT uMsg WPARAM wParam LPARAM lParam == 0
+@UINT_PTR SetTimer HWND hwnd UINT_PTR id UINT time TIMERPROC proc == 0
+@BOOL KillTimer HWND hwnd UINT_PTR id == 0
+
+@int GetWindowTextW HWND hwnd LPWSTR str int n == 0
+@BOOL SetWindowTextW HWND hwnd LPCWSTR str == 0
+@BOOL SetWindowPos HWND hwnd HWND insertAfter int x int y int cx int cy UINT flags == 0
+$typedef WINDOWPLACEMENT *uiprivLPWINDOWPLACEMENT;
+@BOOL GetWindowPlacement HWND hwnd uiprivLPWWINDOWPLACEMENT wp == 0
+$typedef const WINDOWPLACEMENT *uiprivLPCWINDOWPLACEMENT;
+@BOOL SetWindowPlacement HWND hwnd uiprivLPCWINDOWPLACEMENT wp == 0
+@HWND SetParent HWND hwnd HWND newParent == NULL
+@BOOL GetClientRect HWND hwnd LPRECT r == 0
+@BOOL GetWindowRect HWND hwnd LPRECT r == 0
+@int GetClassNameW HWND hwnd LPWSTR name int n == 0
+
+@BOOL SetWindowSubclass HWND hwnd SUBCLASSPROC proc UINT_PTR id DWORD_PTR dwRefData == FALSE
+@BOOL RemoveWindowSubclass HWND hwnd SUBCLASSPROC proc UINT_PTR id == FALSE
+
+@*HWND CreateDialogIndirectParamW HINSTANCE hInstance LPCDLGTEMPLATE dialog HWND parent DLGPROC proc LPARAM param == NULL
+// note: this gives dialogs in libui the condition that they must NOT call uiprivTODOEndDialog() with a negative result code
+@*INT_PTR DialogBoxIndirectParamW HINSTANCE hInstance LPCDLGTEMPLATE dialog HWND parent DLGPROC proc LPARAM param < 0
+@BOOL EndDialog HWND hdlg INT_PTR result == 0
+@*HWND GetDlgItem HWND hdlg int id == NULL
+
+@*HMENU CreateMenu == NULL
+@*HMENU CreatePopupMenu == NULL
+@BOOL AppendMenuW HMENU menu UINT flags UINT_PTR id LPCWSTR text == 0
+@BOOL SetMenu HWND hwnd HMENU menu == 0
+@BOOL GetMenuItemInfoW HMENU menu UINT item BOOL byPosition LPMENUITEMINFO info == 0
+@BOOL SetMenuItemInfoW HMENU menu UINT item BOOL byPosition LPMENUITEMINFO info == 0
+
+@*HDC BeginPaint HWND hwnd LPPAINTSTRUCT ps == NULL
+@*HDC GetDC HWND hwnd == NULL
+@int ReleaseDC HWND hwnd HDC dc == 0
+@*HDC CreateCompatibleDC HDC dc == NULL
+@BOOL DeleteDC HDC dc == 0
+$typedef const RECT *uiprivLPCRECT;
+@BOOL InvalidateRect HWND hwnd uiprivLPCRECT r BOOL erase == 0
+@BOOL ValidateRect HWND hwnd uiprivLPCRECT r == 0
+
+@*HBITMAP CreateCompatibleBitmap HDC dc int width int height == NULL
+@*HBRUSH CreatePatternBrush HBITMAP bitmap == NULL
+@BOOL DeleteObject HGDIOBJ obj == 0
+
+@BOOL SetBrushOrgEx HDC dc int x int y LPPOINT prev == 0
+@int SetBkMode HDC dc int mode == 0
+@BOOL BitBlt HDC dest int destX int destY int destWidth int destHeight HDC src int srcX int srcY DWORD op == 0
+
+@BOOL GetTextMetricsW HDC dc LPTEXTMETRIC tm == 0
+@BOOL APIENTRY GetTextExtentPoint32W HDC dc LPCWSTR str int n LPSIZE size == 0
+
+@BOOL ReleaseCapture == 0
+@BOOL _TrackMouseEvent LPTRACKMOUSEEVENT tme == 0
+
+@BOOL GetScrollInfo HWND hwnd int bar LPSCROLLINFO si == 0
+
+@BOOL SystemParametersInfoW UINT action UINT param PVOID v UINT winini == 0
+@BOOL GetMonitorInfoW HMONITOR monitor LPMONITORINFO info == 0
+
+@*int GetLocaleInfoEx LPCWSTR name LCTYPE type LPWSTR buf int n == 0
+
+@BOOL UnhookWindowsHookEx HHOOK hook == 0