File libpng-fix-arm-neon.patch of Package dba-libpng-1617-static

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File libpng-fix-arm-neon.patch of Package dba-libpng-1617-static

diff --git a/configure.ac b/configure.ac
index d60a5ab..df399e2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -283,17 +283,21 @@ AC_ARG_ENABLE([arm-neon],
    [case "$enableval" in
       no|off)
          # disable the default enabling on __ARM_NEON__ systems:
+         AC_DEFINE([PNG_ARM_NEON], [], [ARM NEON support])
          AC_DEFINE([PNG_ARM_NEON_OPT], [0],
                    [Disable ARM Neon optimizations])
          # Prevent inclusion of the assembler files below:
          enable_arm_neon=no;;
       check)
+         AC_DEFINE([PNG_ARM_NEON], [], [ARM NEON support])
          AC_DEFINE([PNG_ARM_NEON_CHECK_SUPPORTED], [],
                    [Check for ARM Neon support at run-time]);;
       api)
+         AC_DEFINE([PNG_ARM_NEON], [], [ARM NEON support])
          AC_DEFINE([PNG_ARM_NEON_API_SUPPORTED], [],
                    [Turn on ARM Neon optimizations at run-time]);;
       yes|on)
+         AC_DEFINE([PNG_ARM_NEON], [], [ARM NEON support])
          AC_DEFINE([PNG_ARM_NEON_OPT], [2],
                    [Enable ARM Neon optimizations])
          AC_MSG_WARN([--enable-arm-neon: please specify 'check' or 'api', if]
diff --git a/pngpriv.h b/pngpriv.h
index aa63cfa..a5f72b1 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -123,7 +123,7 @@
     * Note that gcc-4.9 defines __ARM_NEON instead of __ARM_NEON__, so we
     * check both variants.
     */
-#  if (defined(__ARM_NEON__) || defined(__ARM_NEON)) && \
+#  if defined(PNG_ARM_NEON) && (defined(__ARM_NEON__) || defined(__ARM_NEON)) && \
    defined(PNG_ALIGNED_MEMORY_SUPPORTED)
 #     define PNG_ARM_NEON_OPT 2
 #  else

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File libpng-fix-arm-neon.patch of Package dba-libpng-1617-static

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