9 files changed, 234 insertions, 122 deletions

diff --git a/msdos/Makefile.b32 b/msdos/Makefile.b32
index fc3ac68..f476da9 100644
--- a/msdos/Makefile.b32
+++ b/msdos/Makefile.b32
@@ -33,13 +33,13 @@ OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
 
 all: test
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+adler32.obj: adler32.c zlib.h zconf.h
         $(CC) -c $(CFLAGS) $*.c
 
 compress.obj: compress.c zlib.h zconf.h
         $(CC) -c $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c zlib.h zconf.h
         $(CC) -c $(CFLAGS) $*.c
 
 deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
diff --git a/msdos/Makefile.bor b/msdos/Makefile.bor
index 2116563..f5651b4 100644
--- a/msdos/Makefile.bor
+++ b/msdos/Makefile.bor
@@ -2,24 +2,40 @@
 # Borland C++   ************ UNTESTED ***********
 
 # To use, do "make -fmakefile.bor"
-# To compile in small model, set below: MODEL=-ms
+# To compile in small model, set below: MODEL=s
 
 # WARNING: the small model is supported but only for small values of
 # MAX_WBITS and MAX_MEM_LEVEL. For example:
 #    -DMAX_WBITS=11 -DDEF_WBITS=11 -DMAX_MEM_LEVEL=3
 # If you wish to reduce the memory requirements (default 256K for big
-# objects plus a few K), you can add to CFLAGS below: 
+# objects plus a few K), you can add to the LOC macro below:
 #   -DMAX_MEM_LEVEL=7 -DMAX_WBITS=14
 # See zconf.h for details about the memory requirements.
 
 # ------------- Turbo C++, Borland C++ -------------
-MODEL=-ml
-CFLAGS=-O2 -Z $(MODEL)
+
+#    Optional nonstandard preprocessor flags (e.g. -DMAX_MEM_LEVEL=7)
+#    should be added to the environment via "set LOCAL_ZLIB=-DFOO" or added
+#    to the declaration of LOC here:
+LOC = $(LOCAL_ZLIB)
+
+# Type for CPU required: 0: 8086, 1: 80186, 2: 80286, 3: 80386, etc.
+CPU_TYP = 0
+
+# Memory model: one of s, m, c, l (small, medium, compact, large)
+MODEL=l
+
 CC=bcc
-LD=bcc
-LIB=tlib
 #   replace bcc with tcc for Turbo C++ 1.0, with bcc32 for the 32 bit version
-LDFLAGS=$(MODEL)
+LD=$(CC)
+AR=tlib
+
+# compiler flags
+CFLAGS=-O2 -Z -m$(MODEL) $(LOC)
+#   replace "-O2" by "-O -G -a -d" for Turbo C++ 1.0
+
+LDFLAGS=-m$(MODEL)
+
 O=.obj
 
 # variables
@@ -32,69 +48,73 @@ OBJ2 = zutil$(O) inflate$(O) infblock$(O) inftrees$(O) infcodes$(O) \
 OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
   infutil$(O)+inffast$(O)
 
+ZLIB_H = zlib.h zconf.h
+ZUTIL_H = zutil.h $(ZLIB_H)
+
+ZLIB_LIB = zlib_$(MODEL).lib
+
 all: test
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+# individual dependencies and action rules:
+adler32.obj: adler32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-compress.obj: compress.c zlib.h zconf.h
+compress.obj: compress.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
+deflate.obj: deflate.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-gzio.obj: gzio.c zutil.h zlib.h zconf.h
+gzio.obj: gzio.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-infblock.obj: infblock.c zutil.h zlib.h zconf.h infblock.h inftrees.h\
-   infcodes.h infutil.h
+infblock.obj: infblock.c $(ZUTIL_H) infblock.h inftrees.h infcodes.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-infcodes.obj: infcodes.c zutil.h zlib.h zconf.h inftrees.h infutil.h\
-   infcodes.h inffast.h
+infcodes.obj: infcodes.c $(ZUTIL_H) inftrees.h infutil.h infcodes.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-inflate.obj: inflate.c zutil.h zlib.h zconf.h infblock.h
+inflate.obj: inflate.c $(ZUTIL_H) infblock.h
         $(CC) -c $(CFLAGS) $*.c
 
-inftrees.obj: inftrees.c zutil.h zlib.h zconf.h inftrees.h
+inftrees.obj: inftrees.c $(ZUTIL_H) inftrees.h
         $(CC) -c $(CFLAGS) $*.c
 
-infutil.obj: infutil.c zutil.h zlib.h zconf.h inftrees.h infutil.h
+infutil.obj: infutil.c $(ZUTIL_H) inftrees.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-inffast.obj: inffast.c zutil.h zlib.h zconf.h inftrees.h infutil.h inffast.h
+inffast.obj: inffast.c $(ZUTIL_H) inftrees.h infutil.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-trees.obj: trees.c deflate.h zutil.h zlib.h zconf.h
+trees.obj: trees.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-uncompr.obj: uncompr.c zlib.h zconf.h
+uncompr.obj: uncompr.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-zutil.obj: zutil.c zutil.h zlib.h zconf.h
+zutil.obj: zutil.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-example.obj: example.c zlib.h zconf.h
+example.obj: example.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-minigzip.obj: minigzip.c zlib.h zconf.h
+minigzip.obj: minigzip.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
 # we must cut the command line to fit in the MS/DOS 128 byte limit:
-zlib.lib: $(OBJ1) $(OBJ2)
-        del zlib.lib
-        $(LIB) zlib +$(OBJP1)
-        $(LIB) zlib +$(OBJP2)
+$(ZLIB_LIB): $(OBJ1) $(OBJ2)
+        del $(ZLIB_LIB)
+        $(AR) $(ZLIB_LIB) +$(OBJP1)
+        $(AR) $(ZLIB_LIB) +$(OBJP2)
 
-example.exe: example.obj zlib.lib
-        $(LD) $(LDFLAGS) example.obj zlib.lib
+example.exe: example.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) example.obj $(ZLIB_LIB)
 
-minigzip.exe: minigzip.obj zlib.lib
-        $(LD) $(LDFLAGS) minigzip.obj zlib.lib
+minigzip.exe: minigzip.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) minigzip.obj $(ZLIB_LIB)
 
 test: example.exe minigzip.exe
         example
diff --git a/msdos/Makefile.emx b/msdos/Makefile.emx
new file mode 100644
index 0000000..0e5e5cc
--- /dev/null
+++ b/msdos/Makefile.emx
@@ -0,0 +1,69 @@
+# Makefile for zlib.  Modified for emx 0.9c by Chr. Spieler, 6/17/98.
+# Copyright (C) 1995-1998 Jean-loup Gailly.
+# For conditions of distribution and use, see copyright notice in zlib.h 
+
+# To compile, or to compile and test, type:
+# 
+#   make -fmakefile.emx;  make test -fmakefile.emx
+# 
+
+CC=gcc
+
+#CFLAGS=-MMD -O
+#CFLAGS=-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7
+#CFLAGS=-MMD -g -DDEBUG
+CFLAGS=-MMD -O3 $(BUTT) -Wall -Wwrite-strings -Wpointer-arith -Wconversion \
+             -Wstrict-prototypes -Wmissing-prototypes
+
+# If cp.exe is available, replace "copy /Y" with "cp -fp" .
+CP=copy /Y
+# If gnu install.exe is available, replace $(CP) with ginstall.
+INSTALL=$(CP)
+# The default value of RM is "rm -f."  If "rm.exe" is found, comment out:
+RM=del
+LDLIBS=-L. -lzlib
+LD=$(CC) -s -o
+LDSHARED=$(CC)
+
+INCL=zlib.h zconf.h
+LIBS=zlib.a
+
+AR=ar rcs
+
+prefix=/usr/local
+exec_prefix = $(prefix)
+
+OBJS = adler32.o compress.o crc32.o gzio.o uncompr.o deflate.o trees.o \
+       zutil.o inflate.o infblock.o inftrees.o infcodes.o infutil.o inffast.o
+
+TEST_OBJS = example.o minigzip.o
+
+all: example.exe minigzip.exe
+
+test: all
+        ./example
+        echo hello world | .\minigzip | .\minigzip -d 
+
+%.o : %.c
+        $(CC) $(CFLAGS) -c $< -o $@
+
+zlib.a: $(OBJS)
+        $(AR) $@ $(OBJS)
+
+%.exe : %.o $(LIBS)
+        $(LD) $@ $< $(LDLIBS)
+
+
+.PHONY : clean
+
+clean:
+        $(RM) *.d
+        $(RM) *.o
+        $(RM) *.exe
+        $(RM) zlib.a
+        $(RM) foo.gz
+
+DEPS := $(wildcard *.d)
+ifneq ($(DEPS),)
+include $(DEPS)
+endif
diff --git a/msdos/Makefile.msc b/msdos/Makefile.msc
index 1a6d663..562201d 100644
--- a/msdos/Makefile.msc
+++ b/msdos/Makefile.msc
@@ -2,20 +2,36 @@
 # Microsoft C 5.1 or later
 
 # To use, do "make makefile.msc"
-# To compile in small model, set below: MODEL=-AS
+# To compile in small model, set below: MODEL=S
 
 # If you wish to reduce the memory requirements (default 256K for big
-# objects plus a few K), you can add to CFLAGS below: 
+# objects plus a few K), you can add to the LOC macro below:
 #   -DMAX_MEM_LEVEL=7 -DMAX_WBITS=14
 # See zconf.h for details about the memory requirements.
 
 # ------------- Microsoft C 5.1 and later -------------
-MODEL=-AL
-CFLAGS=-Oait -Gs -nologo -W3 $(MODEL)
-#-Ox generates bad code with MSC 5.1
+
+#    Optional nonstandard preprocessor flags (e.g. -DMAX_MEM_LEVEL=7)
+#    should be added to the environment via "set LOCAL_ZLIB=-DFOO" or added
+#    to the declaration of LOC here:
+LOC = $(LOCAL_ZLIB)
+
+# Type for CPU required: 0: 8086, 1: 80186, 2: 80286, 3: 80386, etc.
+CPU_TYP = 0
+
+# Memory model: one of S, M, C, L (small, medium, compact, large)
+MODEL=L
+
 CC=cl
+CFLAGS=-nologo -A$(MODEL) -G$(CPU_TYP) -W3 -Oait -Gs $(LOC)
+#-Ox generates bad code with MSC 5.1
+LIB_CFLAGS=-Zl $(CFLAGS)
+
 LD=link
-LDFLAGS=/e/st:0x1500/noe
+LDFLAGS=/noi/e/st:0x1500/noe/farcall/packcode
+# "/farcall/packcode" are only useful for `large code' memory models
+# but should be a "no-op" for small code models.
+
 O=.obj
 
 # variables
@@ -28,69 +44,73 @@ OBJ2 = zutil$(O) inflate$(O) infblock$(O) inftrees$(O) infcodes$(O) \
 OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
   infutil$(O)+inffast$(O)
 
-all:  zlib.lib example.exe minigzip.exe
+ZLIB_H = zlib.h zconf.h
+ZUTIL_H = zutil.h $(ZLIB_H)
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+ZLIB_LIB = zlib_$(MODEL).lib
 
-compress.obj: compress.c zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+all:  $(ZLIB_LIB) example.exe minigzip.exe
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+# individual dependencies and action rules:
+adler32.obj: adler32.c $(ZLIB_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+compress.obj: compress.c $(ZLIB_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-gzio.obj: gzio.c zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+crc32.obj: crc32.c $(ZLIB_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-infblock.obj: infblock.c zutil.h zlib.h zconf.h infblock.h inftrees.h\
-   infcodes.h infutil.h
-        $(CC) -c $(CFLAGS) $*.c
+deflate.obj: deflate.c deflate.h $(ZUTIL_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-infcodes.obj: infcodes.c zutil.h zlib.h zconf.h inftrees.h infutil.h\
-   infcodes.h inffast.h
-        $(CC) -c $(CFLAGS) $*.c
+gzio.obj: gzio.c $(ZUTIL_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-inflate.obj: inflate.c zutil.h zlib.h zconf.h infblock.h
-        $(CC) -c $(CFLAGS) $*.c
+infblock.obj: infblock.c $(ZUTIL_H) infblock.h inftrees.h infcodes.h infutil.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-inftrees.obj: inftrees.c zutil.h zlib.h zconf.h inftrees.h
-        $(CC) -c $(CFLAGS) $*.c
+infcodes.obj: infcodes.c $(ZUTIL_H) inftrees.h infutil.h infcodes.h inffast.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-infutil.obj: infutil.c zutil.h zlib.h zconf.h inftrees.h infutil.h
-        $(CC) -c $(CFLAGS) $*.c
+inflate.obj: inflate.c $(ZUTIL_H) infblock.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-inffast.obj: inffast.c zutil.h zlib.h zconf.h inftrees.h infutil.h inffast.h
-        $(CC) -c $(CFLAGS) $*.c
+inftrees.obj: inftrees.c $(ZUTIL_H) inftrees.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-trees.obj: trees.c deflate.h zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+infutil.obj: infutil.c $(ZUTIL_H) inftrees.h infutil.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-uncompr.obj: uncompr.c zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+inffast.obj: inffast.c $(ZUTIL_H) inftrees.h infutil.h inffast.h
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-zutil.obj: zutil.c zutil.h zlib.h zconf.h
-        $(CC) -c $(CFLAGS) $*.c
+trees.obj: trees.c deflate.h $(ZUTIL_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
+
+uncompr.obj: uncompr.c $(ZLIB_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
+
+zutil.obj: zutil.c $(ZUTIL_H)
+        $(CC) -c $(LIB_CFLAGS) $*.c
 
-example.obj: example.c zlib.h zconf.h
+example.obj: example.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-minigzip.obj: minigzip.c zlib.h zconf.h
+minigzip.obj: minigzip.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
 # we must cut the command line to fit in the MS/DOS 128 byte limit:
-zlib.lib: $(OBJ1) $(OBJ2)
-        if exist zlib.lib del zlib.lib
-        lib zlib $(OBJ1);
-        lib zlib $(OBJ2);
+$(ZLIB_LIB): $(OBJ1) $(OBJ2)
+        if exist $(ZLIB_LIB) del $(ZLIB_LIB)
+        lib $(ZLIB_LIB) $(OBJ1);
+        lib $(ZLIB_LIB) $(OBJ2);
 
-example.exe: example.obj zlib.lib
-        $(LD) $(LDFLAGS) example.obj,,,zlib.lib;
+example.exe: example.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) example.obj,,,$(ZLIB_LIB);
 
-minigzip.exe: minigzip.obj zlib.lib
-        $(LD) $(LDFLAGS) minigzip.obj,,,zlib.lib;
+minigzip.exe: minigzip.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) minigzip.obj,,,$(ZLIB_LIB);
 
 test: example.exe minigzip.exe
         example
diff --git a/msdos/Makefile.tc b/msdos/Makefile.tc
index a46ce73..63e0550 100644
--- a/msdos/Makefile.tc
+++ b/msdos/Makefile.tc
@@ -8,18 +8,18 @@
 # MAX_WBITS and MAX_MEM_LEVEL. For example:
 #    -DMAX_WBITS=11 -DMAX_MEM_LEVEL=3
 # If you wish to reduce the memory requirements (default 256K for big
-# objects plus a few K), you can add to CFLAGS below: 
+# objects plus a few K), you can add to CFLAGS below:
 #   -DMAX_MEM_LEVEL=7 -DMAX_WBITS=14
 # See zconf.h for details about the memory requirements.
 
 # ------------- Turbo C 2.0 -------------
-MODEL=-ml
-# CFLAGS=-O2 -G -Z $(MODEL) -DMAX_WBITS=11 -DMAX_MEM_LEVEL=3
-CFLAGS=-O2 -G -Z $(MODEL)
+MODEL=l
+# CFLAGS=-O2 -G -Z -m$(MODEL) -DMAX_WBITS=11 -DMAX_MEM_LEVEL=3
+CFLAGS=-O2 -G -Z -m$(MODEL)
 CC=tcc -I\tc\include
 LD=tcc -L\tc\lib
-LIB=tlib
-LDFLAGS=$(MODEL) -f-
+AR=tlib
+LDFLAGS=-m$(MODEL) -f-
 O=.obj
 
 # variables
@@ -32,69 +32,72 @@ OBJ2 = zutil$(O) inflate$(O) infblock$(O) inftrees$(O) infcodes$(O) \
 OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
   infutil$(O)+inffast$(O)
 
+ZLIB_H = zlib.h zconf.h
+ZUTIL_H = zutil.h $(ZLIB_H)
+
+ZLIB_LIB = zlib_$(MODEL).lib
+
 all: test
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+adler32.obj: adler32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-compress.obj: compress.c zlib.h zconf.h
+compress.obj: compress.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
+deflate.obj: deflate.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-gzio.obj: gzio.c zutil.h zlib.h zconf.h
+gzio.obj: gzio.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-infblock.obj: infblock.c zutil.h zlib.h zconf.h infblock.h inftrees.h\
-   infcodes.h infutil.h
+infblock.obj: infblock.c $(ZUTIL_H) infblock.h inftrees.h infcodes.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-infcodes.obj: infcodes.c zutil.h zlib.h zconf.h inftrees.h infutil.h\
-   infcodes.h inffast.h
+infcodes.obj: infcodes.c $(ZUTIL_H) inftrees.h infutil.h infcodes.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-inflate.obj: inflate.c zutil.h zlib.h zconf.h infblock.h
+inflate.obj: inflate.c $(ZUTIL_H) infblock.h
         $(CC) -c $(CFLAGS) $*.c
 
-inftrees.obj: inftrees.c zutil.h zlib.h zconf.h inftrees.h
+inftrees.obj: inftrees.c $(ZUTIL_H) inftrees.h
         $(CC) -c $(CFLAGS) $*.c
 
-infutil.obj: infutil.c zutil.h zlib.h zconf.h inftrees.h infutil.h
+infutil.obj: infutil.c $(ZUTIL_H) inftrees.h infutil.h
         $(CC) -c $(CFLAGS) $*.c
 
-inffast.obj: inffast.c zutil.h zlib.h zconf.h inftrees.h infutil.h inffast.h
+inffast.obj: inffast.c $(ZUTIL_H) inftrees.h infutil.h inffast.h
         $(CC) -c $(CFLAGS) $*.c
 
-trees.obj: trees.c deflate.h zutil.h zlib.h zconf.h
+trees.obj: trees.c deflate.h $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-uncompr.obj: uncompr.c zlib.h zconf.h
+uncompr.obj: uncompr.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-zutil.obj: zutil.c zutil.h zlib.h zconf.h
+zutil.obj: zutil.c $(ZUTIL_H)
         $(CC) -c $(CFLAGS) $*.c
 
-example.obj: example.c zlib.h zconf.h
+example.obj: example.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
-minigzip.obj: minigzip.c zlib.h zconf.h
+minigzip.obj: minigzip.c $(ZLIB_H)
         $(CC) -c $(CFLAGS) $*.c
 
 # we must cut the command line to fit in the MS/DOS 128 byte limit:
-zlib.lib: $(OBJ1) $(OBJ2)
-        del zlib.lib
-        $(LIB) zlib +$(OBJP1)
-        $(LIB) zlib +$(OBJP2)
+$(ZLIB_LIB): $(OBJ1) $(OBJ2)
+        del $(ZLIB_LIB)
+        $(AR) $(ZLIB_LIB) +$(OBJP1)
+        $(AR) $(ZLIB_LIB) +$(OBJP2)
 
-example.exe: example.obj zlib.lib
-        $(LD) $(LDFLAGS) -eexample.exe example.obj zlib.lib
+example.exe: example.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) -eexample.exe example.obj $(ZLIB_LIB)
 
-minigzip.exe: minigzip.obj zlib.lib
-        $(LD) $(LDFLAGS) -eminigzip.exe minigzip.obj zlib.lib
+minigzip.exe: minigzip.obj $(ZLIB_LIB)
+        $(LD) $(LDFLAGS) -eminigzip.exe minigzip.obj $(ZLIB_LIB)
 
 test: example.exe minigzip.exe
         example
diff --git a/msdos/Makefile.w32 b/msdos/Makefile.w32
index d513c81..0a05fa9 100644
--- a/msdos/Makefile.w32
+++ b/msdos/Makefile.w32
@@ -28,13 +28,13 @@ OBJP2 = zutil$(O)+inflate$(O)+infblock$(O)+inftrees$(O)+infcodes$(O)+\
 
 all:  zlib.lib example.exe minigzip.exe
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+adler32.obj: adler32.c zlib.h zconf.h
   $(CC) -c $(CFLAGS) $*.c
 
 compress.obj: compress.c zlib.h zconf.h
   $(CC) -c $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c zlib.h zconf.h
   $(CC) -c $(CFLAGS) $*.c
 
 deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
diff --git a/msdos/Makefile.wat b/msdos/Makefile.wat
index 2a3b629..44bf860 100644
--- a/msdos/Makefile.wat
+++ b/msdos/Makefile.wat
@@ -30,13 +30,13 @@ OBJP3=infutil$(O)+inffast$(O)
 
 all: test
 
-adler32.obj: adler32.c zutil.h zlib.h zconf.h
+adler32.obj: adler32.c zlib.h zconf.h
         $(CC) $(CFLAGS) $*.c
 
 compress.obj: compress.c zlib.h zconf.h
         $(CC) $(CFLAGS) $*.c
 
-crc32.obj: crc32.c zutil.h zlib.h zconf.h
+crc32.obj: crc32.c zlib.h zconf.h
         $(CC) $(CFLAGS) $*.c
 
 deflate.obj: deflate.c deflate.h zutil.h zlib.h zconf.h
diff --git a/msdos/zlib.def b/msdos/zlib.def
index e4edaad..6c04412 100644
--- a/msdos/zlib.def
+++ b/msdos/zlib.def
@@ -8,7 +8,7 @@ SUBSYSTEM	WINDOWS
 
 STUB            'WINSTUB.EXE'
 
-VERSION         1.11
+VERSION         1.13
 
 CODE             EXECUTE READ
 
diff --git a/msdos/zlib.rc b/msdos/zlib.rc
index 0a38186..556d4ff 100644
--- a/msdos/zlib.rc
+++ b/msdos/zlib.rc
@@ -2,8 +2,8 @@
 
 #define IDR_VERSION1  1
 IDR_VERSION1    VERSIONINFO     MOVEABLE IMPURE LOADONCALL DISCARDABLE
-  FILEVERSION    1,1,2,0
-  PRODUCTVERSION 1,1,2,0
+  FILEVERSION    1,1,3,0
+  PRODUCTVERSION 1,1,3,0
   FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
   FILEFLAGS     0
   FILEOS        VOS_DOS_WINDOWS32
@@ -17,7 +17,7 @@ BEGIN
 
     BEGIN
       VALUE "FileDescription", "zlib data compression library\0"
-      VALUE "FileVersion",      "1.1.2\0"
+      VALUE "FileVersion",      "1.1.3\0"
       VALUE "InternalName",     "zlib\0"
       VALUE "OriginalFilename", "zlib.dll\0"
       VALUE "ProductName",      "ZLib.DLL\0"