File don-t-mark-libpng-as-required-library.patch of Package freetype2.30310

--- freetype-2.10.4/builds/unix/configure	2020-10-20 07:15:01.000000000 +0200
+++ freetype-2.10.4/builds/unix/configure	2022-08-23 13:12:37.617165611 +0200
@@ -15014,7 +15014,6 @@
 # entries in Requires.private are separated by commas
 REQUIRES_PRIVATE="$zlib_reqpriv,     \
                   $bzip2_reqpriv,    \
-                  $libpng_reqpriv,   \
                   $harfbuzz_reqpriv, \
                   $brotli_reqpriv"
 # beautify
@@ -15029,7 +15028,6 @@
 
 LIBS_PRIVATE="$zlib_libspriv     \
               $bzip2_libspriv    \
-              $libpng_libspriv   \
               $harfbuzz_libspriv \
               $brotli_libspriv   \
               $ft2_extra_libs"
@@ -15042,7 +15040,6 @@
 LIBSSTATIC_CONFIG="-lfreetype               \
                    $zlib_libsstaticconf     \
                    $bzip2_libsstaticconf    \
-                   $libpng_libsstaticconf   \
                    $harfbuzz_libsstaticconf \
                    $brotli_libsstaticconf   \
                    $ft2_extra_libs"
diff -urEbwB freetype-2.10.4/builds/unix/configure.raw freetype-2.10.4.new/builds/unix/configure.raw
--- freetype-2.10.4/builds/unix/configure.raw	2020-10-20 07:08:40.000000000 +0200
+++ freetype-2.10.4.new/builds/unix/configure.raw	2022-08-23 13:12:59.697311562 +0200
@@ -1039,7 +1039,6 @@
 # entries in Requires.private are separated by commas
 REQUIRES_PRIVATE="$zlib_reqpriv,     \
                   $bzip2_reqpriv,    \
-                  $libpng_reqpriv,   \
                   $harfbuzz_reqpriv, \
                   $brotli_reqpriv"
 # beautify
@@ -1054,7 +1053,6 @@
 
 LIBS_PRIVATE="$zlib_libspriv     \
               $bzip2_libspriv    \
-              $libpng_libspriv   \
               $harfbuzz_libspriv \
               $brotli_libspriv   \
               $ft2_extra_libs"
@@ -1067,7 +1065,6 @@
 LIBSSTATIC_CONFIG="-lfreetype               \
                    $zlib_libsstaticconf     \
                    $bzip2_libsstaticconf    \
-                   $libpng_libsstaticconf   \
                    $harfbuzz_libsstaticconf \
                    $brotli_libsstaticconf   \
                    $ft2_extra_libs"