# An example showing how to use a variable-based substitution. AC_INIT(hello, version-0.1) AC_PROG_CC AC_PROG_AWK AC_CHECK_HEADER(unistd.h) AC_CHECK_HEADERS([math.h stdio.h]) AC_CHECK_HEADER(b0rk.h, [echo "b0rk.h present in system"], \ [echo "b0rk.h not present in system"]) echo "But that doesn't stop us from continuing!" # Run the test-output.txt(.in) through autoconf substitution logic. AC_OUTPUT(test-output.txt)