Index: Framework/PCProjectBuilder.m
===================================================================
--- Framework/PCProjectBuilder.m	(revision 26932)
+++ Framework/PCProjectBuilder.m	(working copy)
@@ -302,7 +302,8 @@
       ![instDir isEqualToString:@"SYSTEM"] &&
       ![instDir isEqualToString:@"USER"] &&
       ![instDir isEqualToString:@"NETWORK"] &&
-      ![instDir isEqualToString:@""])
+      ![instDir isEqualToString:@""] &&
+      ([instDir isAbsolutePath] || [instDir characterAtIndex:0] == '$'))
     {
       [args addObject:[NSString stringWithFormat:@"DESTDIR=%@", instDir]];
     }
Index: Modules/Projects/Application/PCAppProject.m
===================================================================
--- Modules/Projects/Application/PCAppProject.m	(revision 26932)
+++ Modules/Projects/Application/PCAppProject.m	(working copy)
@@ -541,6 +541,17 @@
 	[NSString stringWithFormat:@"%@_STANDARD_INSTALL = no\n",
         projectName]];
     }
+  else if (![installDir isEqualToString:@"LOCAL"] &&
+	   ![installDir isEqualToString:@"SYSTEM"] &&
+	   ![installDir isEqualToString:@"USER"] &&
+	   ![installDir isEqualToString:@"NETWORK"] &&
+	   ![installDir isAbsolutePath] &&
+	   [installDir characterAtIndex:0] != '$')
+    {
+      [mff appendString:
+	[NSString stringWithFormat:@"%@_COPY_INTO_DIR = %@\n",
+        projectName, installDir]];
+    }
   else
     {
       /* IMPORTANT FIXME/TODO: We should be using GNUSTEP_INSTALLATION_DOMAIN,
Index: Modules/Projects/Tool/PCToolProject.m
===================================================================
--- Modules/Projects/Tool/PCToolProject.m	(revision 26932)
+++ Modules/Projects/Tool/PCToolProject.m	(working copy)
@@ -365,6 +365,17 @@
 	[NSString stringWithFormat:@"%@_STANDARD_INSTALL = no\n",
         projectName]];
     }
+  else if (![installDir isEqualToString:@"LOCAL"] &&
+	   ![installDir isEqualToString:@"SYSTEM"] &&
+	   ![installDir isEqualToString:@"USER"] &&
+	   ![installDir isEqualToString:@"NETWORK"] &&
+	   ![installDir isAbsolutePath] &&
+	   [installDir characterAtIndex:0] != '$')
+    {
+      [mff appendString:
+	[NSString stringWithFormat:@"%@_COPY_INTO_DIR = %@\n",
+        projectName, installDir]];
+    }
   else
     {
       /* IMPORTANT FIXME/TODO: We should be using GNUSTEP_INSTALLATION_DOMAIN,