Add even more of the source

This should be about everything needed to build so far?

CommonUtilitiesLib/tempcalls.h

@@ -0,0 +1,40 @@
+/*
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * Copyright (c) 1999-2008 Apple Inc.  All Rights Reserved.
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ *
+
+ */
+#ifdef AVAILABLE_MAC_OS_X_VERSION_10_5_AND_LATER
+// these optimized calls are implemented in stdclib and declared in sys/ev.h on 10.5 and later for better performance.
+
+/*    
+    int watchevent(struct eventreq *u_req, int u_eventmask);
+    int waitevent(struct eventreq *u_req, struct timeval *tv);
+    int modwatch(struct eventreq *u_req, int u_eventmask);
+*/
+
+#else 
+    // use syscall for the performance calls.
+    #define watchevent(a,b) syscall(231,(a),(b))
+    #define waitevent(a,b) syscall(232,(a),(b))
+    #define modwatch(a,b) syscall(233,(a),(b))
+#endif //AVAILABLE_MAC_OS_X_VERSION_10_5_AND_LATER