[legacy] Removed unused gzio.c from contrib/pngminim gather and makefile

scripts.  This is necessary when libz is upgraded to version 1.2.4
diff --git a/ANNOUNCE b/ANNOUNCE
index 3234556..946e162 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.2.43rc03 - February 20, 2010
+Libpng 1.2.43rc03 - February 22, 2010
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -67,13 +67,16 @@
 version 1.2.43beta05 [February 8, 2010]
   Ported rewritten png_decompress_chunk() by John Bowler from libpng-1.4.1.
 
-version 1.0.53rc01 and 1.2.43rc01 [February 20, 2010]
+version 1.0.53rc01 and 1.2.43rc01 [February 22, 2010]
   No changes.
 
-version 1.0.53rc02 and 1.2.43rc02 [February 20, 2010]
+version 1.0.53rc02 and 1.2.43rc02 [February 19, 2010]
   Define _ALL_SOURCE in configure.ac, makefile.aix, and CMakeLists.txt
     when using AIX compiler.
 
+version 1.0.53rc03 and 1.2.43rc03 [February 22, 2010]
+  Removed unused gzio.c from contrib/pngminim gather and makefile scripts
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index 66e1df5..af211da 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2672,10 +2672,13 @@
 version 1.0.53rc01 and 1.2.43rc01 [February 18, 2010]
   No changes.
 
-version 1.0.53rc02 and 1.2.43rc02 [February 20, 2010]
+version 1.0.53rc02 and 1.2.43rc02 [February 19, 2010]
   Define _ALL_SOURCE in configure.ac, makefile.aix, and CMakeLists.txt
     when using AIX compiler.
 
+version 1.0.53rc03 and 1.2.43rc03 [February 22, 2010]
+  Removed unused gzio.c from contrib/pngminim gather and makefile scripts
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/contrib/pngminim/decoder/gather.sh b/contrib/pngminim/decoder/gather.sh
index 0d0543e..913b78d 100755
--- a/contrib/pngminim/decoder/gather.sh
+++ b/contrib/pngminim/decoder/gather.sh
@@ -6,4 +6,4 @@
 # change the following 2 lines if zlib is somewhere else
 cp ../../../../zlib/*.h .
 cp ../../../../zlib/*.c .
-rm minigzip.c example.c compress.c deflate.c 
+rm minigzip.c example.c compress.c deflate.c gz*
diff --git a/contrib/pngminim/decoder/makefile b/contrib/pngminim/decoder/makefile
index 27e04cb..4c73839 100644
--- a/contrib/pngminim/decoder/makefile
+++ b/contrib/pngminim/decoder/makefile
@@ -15,7 +15,7 @@
 L=.a
 E=
 
-ZOBJS  = adler32$(O) crc32$(O) gzio$(O) \
+ZOBJS  = adler32$(O) crc32$(O) \
 	 infback$(O) inffast$(O) inflate$(O) inftrees$(O) \
 	 trees$(O) uncompr$(O) zutil$(O)
 
diff --git a/contrib/pngminim/encoder/gather.sh b/contrib/pngminim/encoder/gather.sh
index 23d7d61..61d0b13 100755
--- a/contrib/pngminim/encoder/gather.sh
+++ b/contrib/pngminim/encoder/gather.sh
@@ -7,4 +7,4 @@
 cp ../../../../zlib/*.h .
 cp ../../../../zlib/*.c .
 rm inf*.[ch]
-rm minigzip.c example.c
+rm minigzip.c example.c gz*
diff --git a/contrib/pngminim/encoder/makefile b/contrib/pngminim/encoder/makefile
index 1182b5b..dfde950 100644
--- a/contrib/pngminim/encoder/makefile
+++ b/contrib/pngminim/encoder/makefile
@@ -14,7 +14,7 @@
 L=.a
 E=
 
-ZOBJS  = adler32$(O) compress$(O) crc32$(O) deflate$(O) gzio$(O) \
+ZOBJS  = adler32$(O) compress$(O) crc32$(O) deflate$(O) \
 	 dummy_inflate$(O) \
 	 trees$(O) uncompr$(O) zutil$(O)
 
diff --git a/contrib/pngminim/preader/gather.sh b/contrib/pngminim/preader/gather.sh
index fe11509..357bb9a 100755
--- a/contrib/pngminim/preader/gather.sh
+++ b/contrib/pngminim/preader/gather.sh
@@ -7,4 +7,4 @@
 # change the following 2 lines if zlib is somewhere else
 cp ../../../../zlib/*.h .
 cp ../../../../zlib/*.c .
-rm minigzip.c example.c compress.c deflate.c 
+rm minigzip.c example.c compress.c deflate.c gz*
diff --git a/contrib/pngminim/preader/makefile b/contrib/pngminim/preader/makefile
index 74a17a3..717978d 100644
--- a/contrib/pngminim/preader/makefile
+++ b/contrib/pngminim/preader/makefile
@@ -31,7 +31,7 @@
 L=.a
 E=
 
-ZOBJS  = adler32$(O) crc32$(O) gzio$(O) \
+ZOBJS  = adler32$(O) crc32$(O) \
 	 infback$(O) inffast$(O) inflate$(O) inftrees$(O) \
 	 trees$(O) uncompr$(O) zutil$(O)