6 # given just 'awk', a C preprocessor and standard command line utilities
9 # the make command line (AWK='nawk' for example).
10 AWK = gawk  macro
11 AWK = mawk  macro
12 AWK = nawk  macro
13 AWK = one-true-awk  macro
14 AWK = awk      # This fails on SunOS 5.10; use 'nawk'  macro
38 	$(AWK) -f $(srcdir)/scripts/dfn.awk out=pnglibconf.tmp pnglibconf.out >&2
41 pnglibconf.dfn: $(srcdir)/scripts/pnglibconf.dfa $(srcdir)/scripts/options.awk $(srcdir)/pngconf.h …
43 	@echo "## Calling $(AWK) from scripts/pnglibconf.mak" >&2
44 	@echo "## If 'awk' fails, try a better awk (e.g. AWK='nawk')" >&2
45 	$(AWK) -f $(srcdir)/scripts/options.awk out=pnglibconf.pre\
48 	$(AWK) -f $(srcdir)/scripts/options.awk out=pnglibconf.tmp pnglibconf.pre >&2