Fix for the Cygwin build related to the new FileUtils_Unix not using the

Windows PATH environmental variable for searching for libraries.  Sent in
by Norman Vine.

Reoder of the makedefs/makedirdefs to fix Mac OSX compilation. Sent in by
Bob Kuehne.

src/Demos/Makefile

@@ -1,6 +1,6 @@
 TOPDIR = ../..
-include $(TOPDIR)/Make/makedefs
 include $(TOPDIR)/Make/makedirdefs
+include $(TOPDIR)/Make/makedefs
 
 DIRS = $(DEMOS_DIRS)
 

src/Makefile

@@ -1,6 +1,6 @@
 TOPDIR = ..
-include $(TOPDIR)/Make/makedefs
 include $(TOPDIR)/Make/makedirdefs
+include $(TOPDIR)/Make/makedefs
 
 DIRS = $(SRC_DIRS)
 

src/osgDB/FileUtils_Unix.cpp

@@ -219,14 +219,23 @@ char *osgDB::findDSO( const char *name )
     }
     #endif
     
-#else
+#elif defined(__CYGWIN__)
+
+    if ((ptr = getenv( "PATH" )))
+    {
+        notify(DEBUG_INFO) << "PATH = "<<ptr<<std::endl;
+        strcat( path, PathDelimitor );
+        strcat( path, ptr );
+    }
+
+#else   
 
     if( (ptr = getenv( "LD_LIBRARY_PATH" )))
     {
         strcat( path, PathDelimitor );
         strcat( path, ptr );
     }
-    
+
 #endif
 
     // check existance of dso assembled direct paths.

src/osgPlugins/Makefile

@@ -1,6 +1,6 @@
 TOPDIR = ../..
-include $(TOPDIR)/Make/makedefs
 include $(TOPDIR)/Make/makedirdefs
+include $(TOPDIR)/Make/makedefs
 
 DIRS = $(PLUGIN_DIRS)