In a Debian Linux environment, it's not a good idea, apparently, to

manually declare the include directory /usr/include at the same time
as the macro PROTOTYPES is defined with the value 1.  Besides,
/usr/include is the standard include directory anyway, so there's no
need to specify it explicitely.

diff --git a/demos/engines/rsaref/Makefile b/demos/engines/rsaref/Makefile
index c6b8957bdd87511695786d9ff6521699c0b1c101..f5e57bdffe0583caab3951a3bd5bc464723d1e9b 100644 (file)
--- a/demos/engines/rsaref/Makefile
+++ b/demos/engines/rsaref/Makefile
@@ -27,7 +27,7 @@ all:
 FORCE.install:
 install:       FORCE.install
                cd install; \
-                       make -f unix/makefile INCL='-I. -I/usr/include' CFLAGS='$(INCL) -O -c' RSAREFLIB=librsaref.a librsaref.a
+                       make -f unix/makefile CFLAGS='-I. -DPROTOTYPES=1 -O -c' RSAREFLIB=librsaref.a librsaref.a
 
 gnu:           install $(SHLIB).gnu
 tru64:         install $(SHLIB).tru64