--- src/Makevars.in	2023-01-29 21:37:51.000000000 +0700
+++ src/Makevars.in	2023-09-28 23:05:43.000000000 +0700
@@ -1,3 +1,3 @@
 PKG_CPPFLAGS=@cflags@
-PKG_CXXFLAGS=$(C_VISIBILITY)
+PKG_CXXFLAGS=$(C_VISIBILITY) -D_GLIBCXX_USE_CXX11_ABI=0
 PKG_LIBS=@libs@
