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-rw-r--r--configure.in2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index d8f99d1dd..f9c64da30 100644
--- a/configure.in
+++ b/configure.in
@@ -255,6 +255,8 @@ if test x$enable_shared = xyes; then
IMGDSONAME="libfltk_images.so.$FL_API_VERSION"
CAIRODSONAME="libfltk_cairo.so.$FL_API_VERSION"
DSOCOMMAND="\$(CXX) \$(DSOFLAGS) -Wl,-soname,\$@ \$(LDLIBS) -shared -fPIC $DEBUGFLAG -o"
+ OPTIM="$OPTIM -fvisibility=hidden"
+ CXXFLAGS="$CXXFLAGS -fvisibility-inlines-hidden"
if test "x$libdir" != "x/usr/lib" -a "x$libdir" != "x/usr/lib64"; then
DSOLINK="-Wl,-rpath,$libdir"
fi