diff -cr flex-2.3.6.ori/Makefile flex-2.3.6/Makefile
*** flex-2.3.6.ori/Makefile	Thu Jun 28 04:44:07 1990
--- flex-2.3.6/Makefile	Tue Dec  4 15:55:18 1990
***************
*** 40,50 ****
  # Raw, unformatted troff source will be installed if INSTALLMAN=man, nroff
  # preformatted versions will be installed if INSTALLMAN=cat.
  DESTDIR =
! BINDIR = /usr/local
! LIBDIR = /usr/local/lib
! AUXDIR = /usr/local/lib
! MANDIR = /usr/man/manl
! MANEXT = l
  INSTALLMAN = man
  
  # MAKE = make
--- 40,50 ----
  # Raw, unformatted troff source will be installed if INSTALLMAN=man, nroff
  # preformatted versions will be installed if INSTALLMAN=cat.
  DESTDIR =
! BINDIR = /usr/gnu/bin
! LIBDIR = /usr/gnu/lib
! AUXDIR = /usr/gnu/lib
! MANDIR = /usr/gnu/man/man1
! MANEXT = 1
  INSTALLMAN = man
  
  # MAKE = make
***************
*** 52,65 ****
  
  SKELETON_FILE = $(DESTDIR)$(AUXDIR)/flex.skel
  SKELFLAGS = -DDEFAULT_SKELETON_FILE=\"$(SKELETON_FILE)\"
! CFLAGS = -O
! LDFLAGS = -s
  
  COMPRESSION =
  FLEX_FLAGS = -ist8 -Sflex.skel
  # which "flex" to use to generate scan.c from scan.l
  FLEX = ./flex
! # CC = cc
  
  AR = ar
  RANLIB = ranlib
--- 52,65 ----
  
  SKELETON_FILE = $(DESTDIR)$(AUXDIR)/flex.skel
  SKELFLAGS = -DDEFAULT_SKELETON_FILE=\"$(SKELETON_FILE)\"
! CFLAGS = -O -DUSG -DMINIX_13
! LDFLAGS =
  
  COMPRESSION =
  FLEX_FLAGS = -ist8 -Sflex.skel
  # which "flex" to use to generate scan.c from scan.l
  FLEX = ./flex
! CC = gcc
  
  AR = ar
  RANLIB = ranlib
***************
*** 135,141 ****
  	nroff -man flex.1 >flex.man
  
  $(FLEXLIB) : $(FLEX_LIB_OBJS)
! 	$(AR) cru $(FLEXLIB) $(FLEX_LIB_OBJS)
  
  lint : $(FLEX_C_SOURCES)
  	lint $(FLEX_C_SOURCES) > flex.lint
--- 135,141 ----
  	nroff -man flex.1 >flex.man
  
  $(FLEXLIB) : $(FLEX_LIB_OBJS)
! 	$(AR) -a $(FLEXLIB) $(FLEX_LIB_OBJS)
  
  lint : $(FLEX_C_SOURCES)
  	lint $(FLEX_C_SOURCES) > flex.lint
diff -cr flex-2.3.6.ori/flexdef.h flex-2.3.6/flexdef.h
*** flex-2.3.6.ori/flexdef.h	Tue Sep  4 01:34:09 1990
--- flex-2.3.6/flexdef.h	Tue Dec  4 15:10:34 1990
***************
*** 867,871 ****
--- 867,873 ----
  /* The Unix kernel calls used here */
  
  extern int read PROTO((int, char*, int));
+ #ifndef MINIX_13
  extern int unlink PROTO((char*));
+ #endif
  extern int write PROTO((int, char*, int));