# RTEMS_CPUOPT(NAME,CONDITION,VALUE,EXPLANATION) AC_DEFUN([RTEMS_CPUOPT], [ echo >> cpuopts.tmp echo "/* $4 */" >> cpuopts.tmp if $2; then echo "#define $1 $3" >> cpuopts.tmp else echo "/* #undef $1 */" >> cpuopts.tmp fi ])