--- Makefile.in.orig	2022-01-16 01:25:58 UTC
+++ Makefile.in
@@ -22,16 +22,16 @@ objs     = arg_parser.o main.o
          uninstall uninstall-bin uninstall-info uninstall-man \
          doc info man check dist clean distclean
 
-all : $(progname) lib$(libname).a
+all : $(progname) lib$(libname).so
 
-lib$(libname).a: $(ocr_objs) $(lib_objs)
-	$(AR) $(ARFLAGS) $@ $(ocr_objs) $(lib_objs)
+lib$(libname).so: $(ocr_objs) $(lib_objs)
+	$(CXX) -shared -fPIC -o $@ $(LDFLAGS) $(ocr_objs) $(lib_objs)
 
 $(progname) : $(ocr_objs) $(objs)
-	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $(ocr_objs) $(objs) $(LIBS)
+	$(CXX) $(CXXFLAGS) -o $@ $(ocr_objs) $(objs) $(LDFLAGS) $(LIBS)
 
-ocradcheck : arg_parser.o ocradcheck.o lib$(libname).a
-	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ arg_parser.o ocradcheck.o lib$(libname).a $(LIBS)
+ocradcheck : arg_parser.o ocradcheck.o lib$(libname).so
+	$(CXX) $(CXXFLAGS) -o $@ arg_parser.o ocradcheck.o lib$(libname).so $(LDFLAGS) $(LIBS)
 
 ocradcheck.o : ocradcheck.cc
 	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -DPROGVERSION=\"$(pkgversion)\" -c -o $@ $<
@@ -101,7 +101,7 @@ install-bin : all
 	if [ ! -d "$(DESTDIR)$(libdir)" ] ; then $(INSTALL_DIR) "$(DESTDIR)$(libdir)" ; fi
 	$(INSTALL_PROGRAM) ./$(progname) "$(DESTDIR)$(bindir)/$(progname)"
 	$(INSTALL_DATA) $(VPATH)/$(libname)lib.h "$(DESTDIR)$(includedir)/$(libname)lib.h"
-	$(INSTALL_DATA) ./lib$(libname).a "$(DESTDIR)$(libdir)/lib$(libname).a"
+	$(INSTALL_DATA) ./lib$(libname).so "$(DESTDIR)$(libdir)/lib$(libname).so"
 
 install-bin-strip : all
 	$(MAKE) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' install-bin