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winhlp32: Ensure win->page is not NULL when selecting Help on Help.
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@ -446,10 +446,13 @@ static void CALLBACK MACRO_GotoMark(LPCSTR str)
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void CALLBACK MACRO_HelpOn(void)
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void CALLBACK MACRO_HelpOn(void)
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{
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{
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LPCSTR file;
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WINHELP_WINDOW *win = MACRO_CurrentWindow();
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LPCSTR file = NULL;
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WINE_TRACE("()\n");
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WINE_TRACE("()\n");
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file = MACRO_CurrentWindow()->page->file->help_on_file;
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if (win && win->page && win->page->file)
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file = win->page->file->help_on_file;
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if (!file)
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if (!file)
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file = (Globals.wVersion > 4) ? "winhlp32.hlp" : "winhelp.hlp";
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file = (Globals.wVersion > 4) ? "winhlp32.hlp" : "winhelp.hlp";
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