576 	AC_DEFINE([USE_PIPES], [1], [Use PIPES instead of a socketpair()])  definition
656 	AC_DEFINE([USE_PIPES])  definition
868 	AC_DEFINE([USE_PIPES])  definition
963 	AC_DEFINE([USE_PIPES])  definition
967 	AC_DEFINE([USE_PIPES])  definition
979 	AC_DEFINE([USE_PIPES])  definition
992 	AC_DEFINE([USE_PIPES])  definition
1004 	AC_DEFINE([USE_PIPES])  definition
1041 	AC_DEFINE([USE_PIPES])  definition
1063 	AC_DEFINE([USE_PIPES])  definition
1074 	AC_DEFINE([USE_PIPES])  definition
1084 	AC_DEFINE([USE_PIPES])  definition
1129 	AC_DEFINE([USE_PIPES])  definition