[master] In CMakeLists.txt, add "-DPNG_CONFIGURE_LIBPNG" to the definitions.

ANNOUNCE

@@ -144,6 +144,7 @@ version 1.2.41beta16 [November 9, 2009]
   Only #define PNG_DEPSTRUCT, etc. in pngconf.h if not already defined.
 
 version 1.2.41beta17 [November 9, 2009]
+  Updated CMakeLists.txt to add "-DPNG_CONFIGURE_LIBPNG" to the definitions.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 

CHANGES

@@ -2575,6 +2575,7 @@ version 1.2.41beta16 [November 9, 2009]
   Only #define PNG_DEPSTRUCT, etc. in pngconf.h if not already defined.
 
 version 1.2.41beta17 [November 9, 2009]
+  Updated CMakeLists.txt to add "-DPNG_CONFIGURE_LIBPNG" to the definitions.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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CMakeLists.txt

@@ -116,6 +116,9 @@ set(pngtest_sources
        pngtest.c
 )
 # SOME NEEDED DEFINITIONS
+
+add_definitions(-DPNG_CONFIGURE_LIBPNG)
+
 if(MSVC)
   add_definitions(-DPNG_NO_MODULEDEF -D_CRT_SECURE_NO_DEPRECATE)
 endif(MSVC)