XXX Remove nawk(1)

@@ -78,18 +78,17 @@
 
 $(SUBDIRS):     $(GENERATED)
         @cd $@; pwd; $(MAKE) $(TARGET)
 
 # derived C files
-# mknames.awk defines functions so needs nawk
 $(NAMES) : src/libc/xcurses/mknames.awk src/libc/xcurses/caps
         $(RM) $(NAMES)
-        cd src/libc/xcurses; $(NAWK) -f mknames.awk caps
+        cd src/libc/xcurses; $(AWK) -f mknames.awk caps
 
 h/term.h : src/libc/xcurses/mkterm.awk src/libc/xcurses/caps
         $(RM) $@
-        cd src/libc/xcurses; $(NAWK) -f mkterm.awk caps > term.h
+        cd src/libc/xcurses; $(AWK) -f mkterm.awk caps > term.h
         $(MV) src/libc/xcurses/term.h h/term.h
 
 src/libc/xcurses/keyindex.c : src/libc/xcurses/mkkey.awk src/libc/xcurses/caps
         $(RM) $@
-        cd src/libc/xcurses; $(NAWK) -f mkkey.awk caps > keyindex.c
+        cd src/libc/xcurses; $(AWK) -f mkkey.awk caps > keyindex.c