577 	AC_DEFINE([USE_PIPES], [1], [Use PIPES instead of a socketpair()])  definition
655 	AC_DEFINE([USE_PIPES])  definition
846 	AC_DEFINE([USE_PIPES])  definition
921 	AC_DEFINE([USE_PIPES])  definition
925 	AC_DEFINE([USE_PIPES])  definition
937 	AC_DEFINE([USE_PIPES])  definition
950 	AC_DEFINE([USE_PIPES])  definition
962 	AC_DEFINE([USE_PIPES])  definition
999 	AC_DEFINE([USE_PIPES])  definition
1021 	AC_DEFINE([USE_PIPES])  definition
1032 	AC_DEFINE([USE_PIPES])  definition
1042 	AC_DEFINE([USE_PIPES])  definition
1087 	AC_DEFINE([USE_PIPES])  definition