message: Build: Show PIC/PIE flags in configure summary
diff: @@ -1485,4 +1485,6 @@ echo " CXX = $CXX"
  echo " CXXFLAGS = $DEBUG_CXXFLAGS $HARDENED_CXXFLAGS $WARN_CXXFLAGS $NOWARN_CXXFLAGS $ERROR_CXXFLAGS $GPROF_CXXFLAGS $CXXFLAGS"
  echo " LDFLAGS = $PTHREAD_CFLAGS $HARDENED_LDFLAGS $GPROF_LDFLAGS $LDFLAGS"
  echo " ARFLAGS = $ARFLAGS"
  +echo " PIC_FLAGS = $PIC_FLAGS"
  +echo " QT_PIE_FLAGS = $QT_PIE_FLAGS"
  echo
  