[libpng16] Fixed typos in the manual and in scripts/pnglibconf.dfa (CFLAGS

-> CPPFLAGS and PNG_USR_CONFIG -> PNG_USER_CONFIG).
diff --git a/ANNOUNCE b/ANNOUNCE
index 871a33e..842e466 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.6.10beta04 - February 25, 2014
+Libpng 1.6.10beta04 - February 27, 2014
 
 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.
@@ -87,7 +87,9 @@
   Moved some documentation from png.h to libpng.3 and libpng-manual.txt
   Minor editing of contrib/arm-neon/README and contrib/examples/*.c
 
-Version 1.6.10beta04 [February 25, 2014]
+Version 1.6.10beta04 [February 27, 2014]
+  Fixed typos in the manual and in scripts/pnglibconf.dfa (CFLAGS -> CPPFLAGS
+    and PNG_USR_CONFIG -> PNG_USER_CONFIG).
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index edd720e..4072055 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4861,7 +4861,9 @@
   Moved some documentation from png.h to libpng.3 and libpng-manual.txt
   Minor editing of contrib/arm-neon/README and contrib/examples/*.c
 
-Version 1.6.10beta04 [February 25, 2014]
+Version 1.6.10beta04 [February 27, 2014]
+  Fixed typos in the manual and in scripts/pnglibconf.dfa (CFLAGS -> CPPFLAGS
+    and PNG_USR_CONFIG -> PNG_USER_CONFIG).
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/libpng-manual.txt b/libpng-manual.txt
index ce4a091..3da4a0b 100644
--- a/libpng-manual.txt
+++ b/libpng-manual.txt
@@ -1,6 +1,6 @@
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.10beta04 - February 25, 2014
+ libpng version 1.6.10beta04 - February 27, 2014
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.10beta04 - February 25, 2014
+ libpng versions 0.97, January 1998, through 1.6.10beta04 - February 27, 2014
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
@@ -274,10 +274,10 @@
 contrib/pngminim/*.  See the "$(PNGCONF):" target in the makefile and
 pngusr.dfa in these directories.
 
-C. Configuration using PNG_USR_CONFIG
+C. Configuration using PNG_USER_CONFIG
 
-If -DPNG_USR_CONFIG is added to the CFLAGS when pnglibconf.h is built the file
-pngusr.h will automatically be included before the options in
+If -DPNG_USER_CONFIG is added to the CPPFLAGS when pnglibconf.h is built,
+the file pngusr.h will automatically be included before the options in
 scripts/pnglibconf.dfa are processed.  Your pngusr.h file should contain only
 macro definitions turning features on or off or setting settings.
 
@@ -5117,7 +5117,7 @@
 build of pnglibconf.h and it is never included in an application build.
 
 The rarely used alternative of adding a list of feature macros to the
-CFLAGS setting in the build also still works; however, the macros will be
+CPPFLAGS setting in the build also still works; however, the macros will be
 copied to pnglibconf.h and this may produce macro redefinition warnings
 when the individual C files are compiled.
 
@@ -5414,7 +5414,7 @@
 
 XVI. Y2K Compliance in libpng
 
-February 25, 2014
+February 27, 2014
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
diff --git a/libpng.3 b/libpng.3
index c7d085a..6e4ebc5 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "February 25, 2014"
+.TH LIBPNG 3 "February 27, 2014"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.10beta04
 .SH SYNOPSIS
@@ -504,7 +504,7 @@
 .SH LIBPNG.TXT
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.10beta04 - February 25, 2014
+ libpng version 1.6.10beta04 - February 27, 2014
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
@@ -515,7 +515,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.10beta04 - February 25, 2014
+ libpng versions 0.97, January 1998, through 1.6.10beta04 - February 27, 2014
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
@@ -778,10 +778,10 @@
 contrib/pngminim/*.  See the "$(PNGCONF):" target in the makefile and
 pngusr.dfa in these directories.
 
-C. Configuration using PNG_USR_CONFIG
+C. Configuration using PNG_USER_CONFIG
 
-If \-DPNG_USR_CONFIG is added to the CFLAGS when pnglibconf.h is built the file
-pngusr.h will automatically be included before the options in
+If \-DPNG_USER_CONFIG is added to the CPPFLAGS when pnglibconf.h is built,
+the file pngusr.h will automatically be included before the options in
 scripts/pnglibconf.dfa are processed.  Your pngusr.h file should contain only
 macro definitions turning features on or off or setting settings.
 
@@ -5622,7 +5622,7 @@
 build of pnglibconf.h and it is never included in an application build.
 
 The rarely used alternative of adding a list of feature macros to the
-CFLAGS setting in the build also still works; however, the macros will be
+CPPFLAGS setting in the build also still works; however, the macros will be
 copied to pnglibconf.h and this may produce macro redefinition warnings
 when the individual C files are compiled.
 
@@ -5919,7 +5919,7 @@
 
 .SH XVI. Y2K Compliance in libpng
 
-February 25, 2014
+February 27, 2014
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
@@ -6213,7 +6213,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.6.10beta04 - February 25, 2014:
+Libpng version 1.6.10beta04 - February 27, 2014:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -6236,7 +6236,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.6.10beta04, February 25, 2014, are
+libpng versions 1.2.6, August 15, 2004, through 1.6.10beta04, February 27, 2014, are
 Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -6335,7 +6335,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-February 25, 2014
+February 27, 2014
 
 .\" end of man page
 
diff --git a/scripts/pnglibconf.dfa b/scripts/pnglibconf.dfa
index 44e2e07..4d4ea8a 100755
--- a/scripts/pnglibconf.dfa
+++ b/scripts/pnglibconf.dfa
@@ -164,7 +164,7 @@
 
 # NONE
 
-# Note that PNG_USR_CONFIG only has an effect when building
+# Note that PNG_USER_CONFIG only has an effect when building
 # pnglibconf.h
 
 setting USER_CONFIG