dnl Version number stuff here:
-AC_INIT([libpng],[1.6.13],[png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng],[1.6.21],[png-mng-implement@lists.sourceforge.net])
AC_CONFIG_MACRO_DIR([scripts])
# libpng does not follow GNU file name conventions (hence 'foreign')
dnl AM_PREREQ([1.11.2])
dnl stop configure from automagically running automake
-PNGLIB_VERSION=1.6.13
+PNGLIB_VERSION=1.6.21
PNGLIB_MAJOR=1
PNGLIB_MINOR=6
-PNGLIB_RELEASE=13
+PNGLIB_RELEASE=21
dnl End of version number stuff
AM_CONDITIONAL([PNG_ARM_NEON],
[test "$enable_arm_neon" != 'no' &&
case "$host_cpu" in
- arm*) :;;
+ arm*|aarch64*) :;;
*) test "$enable_arm_neon" != '';;
esac])