LINKER_NAME = libnotmuch.$(LIBRARY_SUFFIX)
SONAME = $(LINKER_NAME).$(LIBNOTMUCH_VERSION_MAJOR)
LIBNAME = $(SONAME).$(LIBNOTMUCH_VERSION_MINOR).$(LIBNOTMUCH_VERSION_RELEASE)
-LIBRARY_LINK_FLAG = -shared -Wl,--version-script=notmuch.sym,-soname=$(SONAME)
+LIBRARY_LINK_FLAG = -shared -Wl,--version-script=notmuch.sym,-soname=$(SONAME) -Wl,--no-undefined
ifeq ($(LIBDIR_IN_LDCONFIG),1)
ifeq ($(DESTDIR),)
LIBRARY_INSTALL_POST_COMMAND=ldconfig
$(call quiet,AR) rcs $@ $^
$(dir)/$(LIBNAME): $(libnotmuch_modules) notmuch.sym
- $(call quiet,CXX $(CXXFLAGS)) $(libnotmuch_modules) $(FINAL_LIBNOTMUCH_LDFLAGS) $(LIBRARY_LINK_FLAG) -o $@ -L$(srcdir)/util -lutil
+ $(call quiet,CXX $(CXXFLAGS)) $(libnotmuch_modules) $(FINAL_LIBNOTMUCH_LDFLAGS) $(LIBRARY_LINK_FLAG) -o $@ util/libutil.a
notmuch.sym: $(srcdir)/$(dir)/notmuch.h $(libnotmuch_modules)
sh $(srcdir)/$(lib)/gen-version-script.sh $< $(libnotmuch_modules) > $@