diff --git a/build.tools/builddate.rez b/build.tools/builddate.rez
new file mode 100644
index 0000000..f622b41
--- /dev/null
+++ b/build.tools/builddate.rez
@@ -0,0 +1,15 @@
+/*
+ * This file is used to specify the build date in a programs resource
+ * fork.  It is used by #including it in the program *.rez file.
+ *
+ * $Id: builddate.rez,v 1.1 1998/02/14 23:56:39 gdr-ftp Exp $
+ */
+
+#define BUILD_DATE "Build Date:  " $$Date
+
+/*
+ Unfortunately, this mechanism doesn't seem to work.  It gets zeros for the
+ month and hour fields:
+	$$Format("%d/%d/%d %d:%d",$$Year,$$Month,$$Day,$$Hour,$$Minute)
+*/
+
diff --git a/build.tools/dmake.startup b/build.tools/dmake.startup
index be9495e..18bce01 100644
--- a/build.tools/dmake.startup
+++ b/build.tools/dmake.startup
@@ -74,7 +74,7 @@ __OFLAG = -a0
    PCFLAGS += -E -P
    RC   := #f77                 # ratfor compiler
    FC   := #f77                 # fortran compiler
-   REZ  := occ                  # resource compiler (we should use rc(1))
+   REZ  := 17/occ               # resource compiler (we should use rc(1))
    REZFLAGS +=
 
    CATREZ := /usr/bin/catrez	# used for copying resource forks
@@ -128,7 +128,7 @@ __OFLAG = -a0
    %.root : %.asm ; $(AS) $(ASFLAGS) $<
 
 # Resource descriptions in REZ format
-   %.r : %.rez ; $(REZ) -c $(REZFLAGS) $<
+   %.r : %.rez ; $(REZ) -o $@ -c $(REZFLAGS) $<
 
 # Executables
    %$E : %$O ; $(LD) $(LDFLAGS) -o $@ $< $(LDLIBS)
diff --git a/build.tools/startup.mk b/build.tools/startup.mk
index be9495e..18bce01 100644
--- a/build.tools/startup.mk
+++ b/build.tools/startup.mk
@@ -74,7 +74,7 @@ __OFLAG = -a0
    PCFLAGS += -E -P
    RC   := #f77                 # ratfor compiler
    FC   := #f77                 # fortran compiler
-   REZ  := occ                  # resource compiler (we should use rc(1))
+   REZ  := 17/occ               # resource compiler (we should use rc(1))
    REZFLAGS +=
 
    CATREZ := /usr/bin/catrez	# used for copying resource forks
@@ -128,7 +128,7 @@ __OFLAG = -a0
    %.root : %.asm ; $(AS) $(ASFLAGS) $<
 
 # Resource descriptions in REZ format
-   %.r : %.rez ; $(REZ) -c $(REZFLAGS) $<
+   %.r : %.rez ; $(REZ) -o $@ -c $(REZFLAGS) $<
 
 # Executables
    %$E : %$O ; $(LD) $(LDFLAGS) -o $@ $< $(LDLIBS)
diff --git a/rinclude/builddate.rez b/rinclude/builddate.rez
new file mode 100644
index 0000000..f622b41
--- /dev/null
+++ b/rinclude/builddate.rez
@@ -0,0 +1,15 @@
+/*
+ * This file is used to specify the build date in a programs resource
+ * fork.  It is used by #including it in the program *.rez file.
+ *
+ * $Id: builddate.rez,v 1.1 1998/02/14 23:56:39 gdr-ftp Exp $
+ */
+
+#define BUILD_DATE "Build Date:  " $$Date
+
+/*
+ Unfortunately, this mechanism doesn't seem to work.  It gets zeros for the
+ month and hour fields:
+	$$Format("%d/%d/%d %d:%d",$$Year,$$Month,$$Day,$$Hour,$$Minute)
+*/
+