diff -Naur gnuplot-4.2.3_orig/src/Makefile.am gnuplot-4.2.3/src/Makefile.am
--- gnuplot-4.2.3_orig/src/Makefile.am	2007-08-26 19:50:20.000000000 +0200
+++ gnuplot-4.2.3/src/Makefile.am	2008-07-18 13:16:19.000000000 +0200
@@ -45,7 +45,7 @@
 gnuplot_SOURCES += binary.c
 endif
 
-gnuplot_LDADD = $(TERMLIBS) $(TERMXLIBS) $(WX_LIBS)
+gnuplot_LDADD = $(TERMLIBS) $(TERMXLIBS) $(WX_LIBS) -lm -llua
 
 gnuplot_x11_SOURCES = gplt_x11.c gplt_x11.h gpexecute.c gpexecute.h mousecmn.h
 
diff -Naur gnuplot-4.2.3_orig/src/Makefile.in gnuplot-4.2.3/src/Makefile.in
--- gnuplot-4.2.3_orig/src/Makefile.in	2008-03-08 21:06:29.000000000 +0100
+++ gnuplot-4.2.3/src/Makefile.in	2008-07-18 13:16:51.000000000 +0200
@@ -291,7 +291,7 @@
 	term.c term.h time.c unset.c util.c util.h util3d.c util3d.h \
 	variable.c variable.h version.c version.h $(am__append_1) \
 	$(am__append_2)
-gnuplot_LDADD = $(TERMLIBS) $(TERMXLIBS) $(WX_LIBS)
+gnuplot_LDADD = $(TERMLIBS) $(TERMXLIBS) $(WX_LIBS) -lm -llua
 gnuplot_x11_SOURCES = gplt_x11.c gplt_x11.h gpexecute.c gpexecute.h mousecmn.h
 gnuplot_x11_LDADD = getcolor_x11.o $(XLIBS)
 bf_test_SOURCES = bf_test.c binary.c binary.h alloc.c
diff -Naur gnuplot-4.2.3_orig/src/term.h gnuplot-4.2.3/src/term.h
--- gnuplot-4.2.3_orig/src/term.h	2006-04-29 07:30:07.000000000 +0200
+++ gnuplot-4.2.3/src/term.h	2008-07-18 13:17:16.000000000 +0200
@@ -455,4 +455,7 @@
 # include "wxt.trm"
 #endif
 
+/* Lua/TikZ */
+#include "lua.trm"
+
 #endif /* !SHORT_TERMLIST */