user32: Change extra value for standard edit class to 6.
Civilization II crashes when trying to display an edit box when this
value is anything other than six. It crashes in exactly the same way
on Windows XP 64-bit.
diff --git a/dlls/user32/edit.c b/dlls/user32/edit.c
index 38622cc..190e9c6 100644
--- a/dlls/user32/edit.c
+++ b/dlls/user32/edit.c
@@ -5425,7 +5425,11 @@
CS_DBLCLKS | CS_PARENTDC, /* style */
EditWndProcA, /* procA */
EditWndProcW, /* procW */
+#ifdef _WIN64
sizeof(EDITSTATE *), /* extra */
+#else
+ sizeof(EDITSTATE *) + sizeof(HANDLE16), /* extra */
+#endif
IDC_IBEAM, /* cursor */
0 /* brush */
};