# generate Jamconfig.in
cat > Jamconfig.in << __EOF__
+# the following unsets some stuff from Jambase
CC = ;
CFLAGS = ;
LINK = ;
LINKFLAGS = ;
AR = ;
+# Configuration part (you can customize this)
__EOF__
autoconf --trace=AC_SUBST \
| sed -e 's/configure.ac:[0-9]*:AC_SUBST:\([^:]*\).*/\1 ?= "@\1@" ;/g' \