diff -ur --exclude=configure tmp/frobby_v0.7.2/Makefile frobby_v0.7.2/Makefile
--- tmp/frobby_v0.7.2/Makefile	2008-03-10 11:06:46.000000000 -0500
+++ frobby_v0.7.2/Makefile	2008-04-24 08:32:46.000000000 -0500
@@ -25,8 +25,8 @@
   TermGrader.cpp Fourti2IOHandler.cpp NullIOHandler.cpp Minimizer.cpp	\
   AlexanderDualAction.cpp
 
-ldflags = -lgmpxx -lgmp
-cflags = -Wall -ansi -pedantic -Wextra -Wno-uninitialized	\
+ldflags = $(LDFLAGS) -lgmpxx -lgmp
+cflags = $(CFLAGS) -Wall -ansi -pedantic -Wextra -Wno-uninitialized	\
          -Wno-unused-parameter -Werror 
 
 ifndef MODE
