--- Makefile.old        Sat Jul  6 13:24:04 2002
+++ Makefile    Sat Jul  6 13:24:12 2002
@@ -1,5 +1,5 @@
 CFLAGS = -Wall -O2 -I/opt/netpbm/include
-LDLIBS = -lpnm -lppm -lpgm -lpbm
+LDLIBS = -lnetpbm

 BINS = ppmtoTbmp Tbmptopnm