diff --git a/rtl/dragonfly/Makefile b/rtl/dragonfly/Makefile
index 684cd14ab9..37d23b3e3e 100644
--- a/rtl/dragonfly/Makefile
+++ b/rtl/dragonfly/Makefile
@@ -3111,6 +3111,8 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 	$(COMPILER) $(OBJPASDIR)/character.pas
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
 	$(COMPILER) $(INC)/macpas.pp $(REDIR)
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+	$(COMPILER) $(INC)/extpas.pp $(REDIR)
 x86$(PPUEXT) : $(UNIXINC)/x86.pp $(SYSTEMUNIT)$(PPUEXT)
 ifeq ($(ARCH),x86_64)
 cpu$(PPUEXT) : $(PROCINC)/cpu.pp $(SYSTEMUNIT)$(PPUEXT) sysutils$(PPUEXT)
diff --git a/rtl/dragonfly/Makefile.fpc b/rtl/dragonfly/Makefile.fpc
index f97fb4e907..29069a6181 100644
--- a/rtl/dragonfly/Makefile.fpc
+++ b/rtl/dragonfly/Makefile.fpc
@@ -210,6 +210,13 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
         $(COMPILER) $(INC)/macpas.pp $(REDIR)
 
+#
+# Extended Pascal Model
+#
+
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+        $(COMPILER) $(INC)/extpas.pp $(REDIR)
+
 #
 # Other system-independent RTL Units
 #
diff --git a/rtl/freebsd/Makefile b/rtl/freebsd/Makefile
index 3115b97c8a..ddb6cd4117 100644
--- a/rtl/freebsd/Makefile
+++ b/rtl/freebsd/Makefile
@@ -3114,6 +3114,8 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 	$(COMPILER) $(OBJPASDIR)/character.pas
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
 	$(COMPILER) $(INC)/macpas.pp $(REDIR)
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+	$(COMPILER) $(INC)/extpas.pp $(REDIR)
 x86$(PPUEXT) : $(UNIXINC)/x86.pp $(SYSTEMUNIT)$(PPUEXT)
 ifeq ($(ARCH),x86_64)
 cpu$(PPUEXT) : $(PROCINC)/cpu.pp $(SYSTEMUNIT)$(PPUEXT) sysutils$(PPUEXT)
diff --git a/rtl/freebsd/Makefile.fpc b/rtl/freebsd/Makefile.fpc
index e0e40e7df6..cea19313c5 100644
--- a/rtl/freebsd/Makefile.fpc
+++ b/rtl/freebsd/Makefile.fpc
@@ -214,6 +214,13 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
         $(COMPILER) $(INC)/macpas.pp $(REDIR)
 
+#
+# Extended Pascal Model
+#
+
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+        $(COMPILER) $(INC)/extpas.pp $(REDIR)
+
 #
 # Other system-independent RTL Units
 #
diff --git a/rtl/netbsd/Makefile b/rtl/netbsd/Makefile
index 54a2ae64d0..cd7c626075 100644
--- a/rtl/netbsd/Makefile
+++ b/rtl/netbsd/Makefile
@@ -3110,6 +3110,8 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 	$(COMPILER) $(OBJPASDIR)/character.pas
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
 	$(COMPILER) $(INC)/macpas.pp $(REDIR)
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+	$(COMPILER) $(INC)/extpas.pp $(REDIR)
 ifeq ($(ARCH),x86_64)
 cpu$(PPUEXT) : $(PROCINC)/cpu.pp $(SYSTEMUNIT)$(PPUEXT) sysutils$(PPUEXT)
 else
diff --git a/rtl/netbsd/Makefile.fpc b/rtl/netbsd/Makefile.fpc
index 848d6f5740..151a986cbf 100644
--- a/rtl/netbsd/Makefile.fpc
+++ b/rtl/netbsd/Makefile.fpc
@@ -218,6 +218,13 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
         $(COMPILER) $(INC)/macpas.pp $(REDIR)
 
+#
+# Extended Pascal Model
+#
+
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+        $(COMPILER) $(INC)/extpas.pp $(REDIR)
+
 #
 # Other system-independent RTL Units
 #
diff --git a/rtl/openbsd/Makefile b/rtl/openbsd/Makefile
index 7bcd1e3af1..9d47cf767c 100644
--- a/rtl/openbsd/Makefile
+++ b/rtl/openbsd/Makefile
@@ -3118,6 +3118,8 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 	$(COMPILER) $(OBJPASDIR)/character.pas
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
 	$(COMPILER) $(INC)/macpas.pp $(REDIR)
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+	$(COMPILER) $(INC)/extpas.pp $(REDIR)
 ifeq ($(ARCH),x86_64)
 cpu$(PPUEXT) : $(PROCINC)/cpu.pp $(SYSTEMUNIT)$(PPUEXT) sysutils$(PPUEXT)
 else
diff --git a/rtl/openbsd/Makefile.fpc b/rtl/openbsd/Makefile.fpc
index aea4d3a488..4215a14a20 100644
--- a/rtl/openbsd/Makefile.fpc
+++ b/rtl/openbsd/Makefile.fpc
@@ -225,6 +225,13 @@ character$(PPUEXT): sysutils$(PPUEXT) $(OBJPASDIR)/character.pas objpas$(PPUEXT)
 macpas$(PPUEXT) : $(INC)/macpas.pp objpas$(PPUEXT) math$(PPUEXT)
         $(COMPILER) $(INC)/macpas.pp $(REDIR)
 
+#
+# Extended Pascal Model
+#
+
+extpas$(PPUEXT) : $(INC)/extpas.pp dos$(PPUEXT)
+        $(COMPILER) $(INC)/extpas.pp $(REDIR)
+
 #
 # Other system-independent RTL Units
 #