Pristine compilation works.

--HG--
branch : libtommath
extra : convert_revision : ee2b2c17161e3b1692741a3cfbc6edf85c472b2f

Makefile.in

@@ -2,8 +2,11 @@
 #
 #Tom St Denis
 
+VPATH=@srcdir@
+srcdir=@srcdir@
+
 # Dropbear takes flags from the toplevel makefile
-CFLAGS += -I./
+CFLAGS += -I$(srcdir)
 
 #CFLAGS  +=  -I./ -Wall -W -Wshadow -Wsign-compare
 
@@ -112,10 +115,10 @@ manual:	mandvi
 	rm -f bn.aux bn.dvi bn.log bn.idx bn.lof bn.out bn.toc
 	
 clean:
-	rm -f *.bat *.pdf *.o *.a *.obj *.lib *.exe *.dll etclib/*.o demo/demo.o test ltmtest mpitest mtest/mtest mtest/mtest.exe \
+	-rm -f *.bat *.pdf *.o *.a *.obj *.lib *.exe *.dll etclib/*.o demo/demo.o test ltmtest mpitest mtest/mtest mtest/mtest.exe \
         *.idx *.toc *.log *.aux *.dvi *.lof *.ind *.ilg *.ps *.log *.s mpi.c 
-	cd etc ; make clean
-	cd pics ; make clean
+	-cd etc && make clean
+	-cd pics && make clean
 
 zipup: clean manual poster docs
 	perl gen.pl ; mv mpi.c pre_gen/ ; \