--- configure
+++ configure
@@ -3211,7 +3211,7 @@
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
-CXXFLAGS="$CXXFLAGS -O2 -fvisibility=hidden -Wall"
+CXXFLAGS="$CXXFLAGS -O2 -Wall"
 
 # ===========================
 # Find required base packages