Applying ./patches/010-no-cxx.patch using plaintext: 
patching file Makefile.am
patching file configure.ac
autoreconf: export WARNINGS=
autoreconf: Entering directory '.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: /builder/shared-workdir/build/sdk/staging_dir/host/bin/aclocal -I /builder/shared-workdir/build/sdk/staging_dir/target-mipsel_mips32_musl/host/share/aclocal -I /builder/shared-workdir/build/sdk/staging_dir/hostpkg/share/aclocal -I /builder/shared-workdir/build/sdk/staging_dir/target-mipsel_mips32_musl/usr/share/aclocal -I m4 -I . --force 
autoreconf: configure.ac: tracing
autoreconf: configure.ac: not using Libtool
autoreconf: configure.ac: not using Intltool
autoreconf: configure.ac: not using Gtkdoc
autoreconf: running: /builder/shared-workdir/build/sdk/staging_dir/host/bin/autoconf --include=/builder/shared-workdir/build/sdk/staging_dir/target-mipsel_mips32_musl/host/share/aclocal --include=/builder/shared-workdir/build/sdk/staging_dir/hostpkg/share/aclocal --include=/builder/shared-workdir/build/sdk/staging_dir/target-mipsel_mips32_musl/usr/share/aclocal --include=m4 --include=. --prepend-include=/builder/shared-workdir/build/sdk/staging_dir/host/share/aclocal --force
autom4te: error: /builder/shared-workdir/build/staging_dir/host/share/autoconf/autoconf/trailer.m4: no such file or directory
autoreconf: error: /builder/shared-workdir/build/sdk/staging_dir/host/bin/autoconf failed with exit status: 1
make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-mipsel_mips32_musl/shairport-sync-mbedtls/shairport-sync-3.3.9'
make[4]: *** No targets specified and no makefile found.  Stop.
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-mipsel_mips32_musl/shairport-sync-mbedtls/shairport-sync-3.3.9'
make[3]: *** [Makefile:124: /builder/shared-workdir/build/sdk/build_dir/target-mipsel_mips32_musl/shairport-sync-mbedtls/shairport-sync-3.3.9/.built] Error 2
time: package/feeds/packages/shairport-sync/mbedtls/compile#2.52#0.25#4.56