Provide support for installation under OpenBSD. Don't override PATH in the install script, it may hide needed tools, and the location of these binaries is highly OS-dependent anyway.

Also, allow overriding some variables in the install script.

cde/databases/CDE-SHLIBS.src

@@ -1223,3 +1223,75 @@ XCOMM
         install_target = /usr/shlib/libDtMmdb.so
 	type = sym_link
 }
+
+
+XCOMM 
+XCOMM 
+XCOMM >>-----------------------------
+XCOMM  openbsd libraries
+XCOMM <<-----------------------------
+XCOMM 
+
+XCOMM 
+lib/DtHelp/libDtHelp.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtHelp.so.0.0
+	mode = 0755
+}
+XCOMM 
+lib/DtPrint/libDtPrint.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtPrint.so.0.0
+	mode = 0755
+}        
+XCOMM 
+lib/DtMrm/libDtMrm.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtMrm.so.0.0
+	mode = 0755
+}        
+XCOMM 
+lib/DtSvc/libDtSvc.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtSvc.so.0.0
+	mode = 0755
+}
+XCOMM 
+lib/DtWidget/libDtWidget.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtWidget.so.0.0
+	mode = 0755
+}        
+XCOMM 
+lib/DtTerm/libDtTerm.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtTerm.so.0.0
+	mode = 0755
+}
+XCOMM 
+lib/tt/lib/libtt.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libtt.so.0.0
+	mode = 0755
+}
+XCOMM
+lib/csa/libcsa.so.0.0
+{ openbsd
+	install_target = /usr/local/dt/lib/libcsa.so.0.0
+	mode = 0755
+}
+XCOMM 
+lib/DtSearch/libDtSearch.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtSearch.so.0.0
+	mode = 0755
+}
+#if 0 /* JET - not for openbsd (yet) */ 
+XCOMM
+lib/DtMmdb/libDtMmdb.so.0.0
+{ openbsd
+        install_target = /usr/local/dt/lib/libDtMmdb.so.0.0
+	mode = 0755
+}
+XCOMM 
+#endif