--- blt2.4z/src/shared/Makefile.in.orig	2002-05-14 23:37:19.000000000 +0200
+++ blt2.4z/src/shared/Makefile.in	2005-07-24 12:24:50.883354576 +0200
@@ -145,14 +145,14 @@
 		$(srcdir)/bltInit.c
 	$(RM) $@
 	$(SHLIB_LD) $(SHLIB_LD_FLAGS) -o $@ bltInit.o $(OBJS) \
-		$(SHLIB_LIB_SPECS)
+		$(SHLIB_LIB_SPECS) -ltk -ltcl -lm
 
 $(tcl_only_lib_so): $(TCL_ONLY_OBJS)
 	$(CC) -c $(CC_SWITCHES) -DTCL_ONLY -DBLT_LIBRARY=\"$(scriptdir)\" \
 		$(srcdir)/bltInit.c
 	$(RM) $@
 	$(SHLIB_LD) $(SHLIB_LD_FLAGS) -o $@ bltInit.o $(TCL_ONLY_OBJS) \
-		$(SHLIB_TCL_ONLY_LIB_SPECS)
+		$(SHLIB_TCL_ONLY_LIB_SPECS) -ltcl -lm
 
 install: mkdirs install-lib install-demo