Fix typo about autoconf version again
There are too many master directories floating around now...
diff --git a/ANNOUNCE b/ANNOUNCE
index 8794367..19cfc0a 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -437,10 +437,10 @@
warning about a global "gamma" variable in math.h on some platforms.
version 1.4.0beta57 [May 2, 2009]
- Removed pngprefs.h and MMX from makefiles
Removed prototype for png_freeptr() that was added in libpng-1.4.0beta24
but was never defined (again).
- Rebuilt configure scripts with autoconf-2.61 instead of 2.60
+ Rebuilt configure scripts with autoconf-2.63 instead of 2.62
+ Removed pngprefs.h and MMX from makefiles
version 1.4.0betaN [future]
Build shared libraries with -lz and sometimes -lm.