patch 7.4.1983
Problem:    farsi.c and arabic.c are included in a strange way.
Solution:   Build them like other files.
diff --git a/src/Make_bc5.mak b/src/Make_bc5.mak
index 532160f..3a11c8f 100644
--- a/src/Make_bc5.mak
+++ b/src/Make_bc5.mak
@@ -537,6 +537,7 @@
 !endif
 
 vimobj =  \
+	$(OBJDIR)\arabic.obj \
 	$(OBJDIR)\blowfish.obj \
 	$(OBJDIR)\buffer.obj \
 	$(OBJDIR)\charset.obj \
@@ -551,6 +552,7 @@
 	$(OBJDIR)\ex_docmd.obj \
 	$(OBJDIR)\ex_eval.obj \
 	$(OBJDIR)\ex_getln.obj \
+	$(OBJDIR)\farsi.obj \
 	$(OBJDIR)\fileio.obj \
 	$(OBJDIR)\fold.obj \
 	$(OBJDIR)\getchar.obj \