What preprocessor can I used to detect if QT is used to build my codes -


i writing library project in c, may built or without qt. there preprocessor directive (no headers required) can use distinguish whether qt in use in c code?

i somthing like:

#ifdef i_am_qt // qt specific codes #else // codes other environments #endif

thanks.

#ifdef qt_core_lib // qt specific codes #else // codes other environments #endif

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