diff -Naur Make/instrules new/Producer-0.8.5/Make/instrules
--- Make/instrules	2003-08-21 20:27:57.000000000 +0000
+++ Make/instrules	2004-08-15 17:05:40.429290963 +0000
@@ -24,7 +24,7 @@
 __inst_headers:
 	@[ -d $(INST_INCLUDE)/Producer ] || mkdir -p $(INST_INCLUDE)/Producer
 	@for f in `find include/Producer -type f -print`; do\
-		[ "`head -1 $$f | cut -c 1-12`" = "/* -*-c++-*-"  ] && \
+		[ "`head -n 1 $$f | cut -c 1-12`" = "/* -*-c++-*-"  ] && \
 			echo $(INSTRCMD) $$f $(INST_INCLUDE)/Producer; \
 			     $(INSTRCMD) $$f $(INST_INCLUDE)/Producer; done