style to avoid it, wxFRAME_FLOAT_ON_PARENT style is now obsolete and has no
effect
+Unix ports:
+
+- You should use `wx-config --cxxflags` in your makefiles instead of
+ `wx-config --cflags` for compiling C++ files. CXXFLAGS contains CFLAGS
+ and the compiler flags for C++ files only, CFLAGS should still be used
+ to compile pure C files.
+
2.3.2
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