diff --git a/src/makefiles/Makefile.linux b/src/makefiles/Makefile.linux
index 7179f0b0ad6de35e33793a2bcf8e5c10ae3e30b0..8b440692c6d5926af5fef0de7919fbb17071809f 100644
--- a/src/makefiles/Makefile.linux
+++ b/src/makefiles/Makefile.linux
@@ -1,4 +1,7 @@
 ifdef LINUX_ELF
+# test for __ELF__ in C code so do not need LINUX_ELF defined
+# - thomas 1997-12-29
+#CFLAGS+= -DLINUX_ELF
 LDFLAGS+= -export-dynamic -Wl,-rpath -Wl,$(DESTDIR)$(LIBDIR)
 endif
 MK_NO_LORDER= true