freebsd-skq/usr.bin/m4
tjr 1d5fa9d950 Store a pointer to "null" in struct ndblock's defn member instead of a
duplicate allocated on the heap; the address defn points to is significant,
and is checked against the address of "null" in certain conditionals.

PR:		59883
MFC after:	1 week
2004-08-16 14:18:22 +00:00
..
TEST
eval.c
expr.c
extern.h
gnum4.c
look.c
m4.1
main.c
Makefile
mdef.h
misc.c
NOTES
pathnames.h
stdd.h
trace.c