Applying ./patches/280-tone-down-freetdm-COMP_VENDOR_CFLAGS.patch using plaintext: 
patching file configure.ac

Applying ./patches/290-fix-mod_freetdm-copts.patch using plaintext: 
patching file mod_freetdm/Makefile.in

Applying ./patches/300-install-missing_dir.patch using plaintext: 
patching file Makefile.am
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_24kc+24kf_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_24kc+24kf_musl/usr/share/aclocal -I m4 -I . --force -I build
autoreconf: configure.ac: tracing
autoreconf: running: /builder/shared-workdir/build/sdk/staging_dir/host/bin/libtoolize --install --force
OpenWrt-libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, `build'.
OpenWrt-libtoolize: linking file `build/config.guess'
OpenWrt-libtoolize: linking file `build/config.sub'
OpenWrt-libtoolize: linking file `build/install-sh'
OpenWrt-libtoolize: linking file `build/ltmain.sh'
OpenWrt-libtoolize: putting macros in AC_CONFIG_MACRO_DIR, `build'.
OpenWrt-libtoolize: linking file `build/libtool.m4'
OpenWrt-libtoolize: linking file `build/ltoptions.m4'
OpenWrt-libtoolize: linking file `build/ltsugar.m4'
OpenWrt-libtoolize: linking file `build/ltversion.m4'
OpenWrt-libtoolize: linking file `build/lt~obsolete.m4'
autoreconf: running: /builder/shared-workdir/build/sdk/staging_dir/host/bin/autoconf --include=/builder/shared-workdir/build/sdk/staging_dir/target-mipsel_24kc+24kf_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_24kc+24kf_musl/usr/share/aclocal --include=m4 --include=. --prepend-include=/builder/shared-workdir/build/sdk/staging_dir/host/share/aclocal --force
autoreconf: configure.ac: not using Autoheader
autoreconf: running: /builder/shared-workdir/build/sdk/staging_dir/host/bin/automake --add-missing --force-missing
configure.ac:22: installing 'build/compile'
configure.ac:10: installing 'build/missing'
Makefile.am: installing 'build/depcomp'
autoreconf: Leaving directory `.'
configure: WARNING: unrecognized options: --disable-nls
configure: loading site script /builder/shared-workdir/build/sdk/include/site/mipsel
checking for a BSD-compatible install... /builder/shared-workdir/build/sdk/staging_dir/host/bin/install -c
checking whether build environment is sane... yes
checking for mipsel-openwrt-linux-strip... mipsel-openwrt-linux-musl-strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking for mipsel-openwrt-linux-gcc... mipsel-openwrt-linux-musl-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... yes
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether mipsel-openwrt-linux-musl-gcc accepts -g... yes
checking for mipsel-openwrt-linux-musl-gcc option to accept ISO C89... none needed
checking whether mipsel-openwrt-linux-musl-gcc understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of mipsel-openwrt-linux-musl-gcc... none
checking whether make sets $(MAKE)... (cached) yes
checking build system type... x86_64-pc-linux-gnu
checking host system type... mipsel-openwrt-linux-gnu
checking how to print strings... printf
checking for a sed that does not truncate output... /builder/shared-workdir/build/sdk/staging_dir/host/bin/sed
checking for grep that handles long lines and -e... /builder/shared-workdir/build/sdk/staging_dir/host/bin/grep
checking for egrep... /builder/shared-workdir/build/sdk/staging_dir/host/bin/grep -E
checking for fgrep... /builder/shared-workdir/build/sdk/staging_dir/host/bin/grep -F
checking for ld used by mipsel-openwrt-linux-musl-gcc... mipsel-openwrt-linux-musl-ld
checking if the linker (mipsel-openwrt-linux-musl-ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... mipsel-openwrt-linux-musl-gcc-nm
checking the name lister (mipsel-openwrt-linux-musl-gcc-nm) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking whether the shell understands some XSI constructs... yes
checking whether the shell understands "+="... yes
checking how to convert x86_64-pc-linux-gnu file names to mipsel-openwrt-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for mipsel-openwrt-linux-musl-ld option to reload object files... -r
checking for mipsel-openwrt-linux-objdump... mipsel-openwrt-linux-musl-objdump
checking how to recognize dependent libraries... pass_all
checking for mipsel-openwrt-linux-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for mipsel-openwrt-linux-ar... mipsel-openwrt-linux-musl-gcc-ar
checking for archiver @FILE support... @
checking for mipsel-openwrt-linux-strip... (cached) mipsel-openwrt-linux-musl-strip
checking for mipsel-openwrt-linux-ranlib... mipsel-openwrt-linux-musl-gcc-ranlib
checking command to parse mipsel-openwrt-linux-musl-gcc-nm output from mipsel-openwrt-linux-musl-gcc object... ok
checking for sysroot... no
checking for mipsel-openwrt-linux-mt... no
checking for mt... no
checking if : is a manifest tool... no
checking how to run the C preprocessor... mipsel-openwrt-linux-musl-gcc -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if mipsel-openwrt-linux-musl-gcc supports -fno-rtti -fno-exceptions... no
checking for mipsel-openwrt-linux-musl-gcc option to produce PIC... -fPIC -DPIC
checking if mipsel-openwrt-linux-musl-gcc PIC flag -fPIC -DPIC works... yes
checking if mipsel-openwrt-linux-musl-gcc static flag -static works... yes
checking if mipsel-openwrt-linux-musl-gcc supports -c -o file.o... yes
checking if mipsel-openwrt-linux-musl-gcc supports -c -o file.o... (cached) yes
checking whether the mipsel-openwrt-linux-musl-gcc linker (mipsel-openwrt-linux-musl-ld) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking pkg-config is at least version 0.9.0... yes
checking for C compiler vendor... gnu
checking for dlopen in -ldl... yes
checking for pthread_create in -lpthread... yes
checking for cos in -lm... yes
checking netdb.h usability... yes
checking netdb.h presence... yes
checking for netdb.h... yes
checking sys/select.h usability... yes
checking sys/select.h presence... yes
checking for sys/select.h... yes
checking execinfo.h usability... no
checking execinfo.h presence... no
checking for execinfo.h... no
checking for gethostbyname_r... yes
checking whether gethostbyname_r requires five arguments... no

<<>> Modules and optional features
checking for openr2_context_set_io_type in -lopenr2... no
checking whether to build ftmod_r2... no
checking for wat_version in -lwat... no
checking whether to build ftmod_wat... no

<<>> Digium libpri
checking whether libpri is usable... yes
checking whether libpri is too old... no
checking whether libpri has BRI support... yes
checking whether libpri has AOC event support... yes
checking whether libpri has pri_maintenance_service()... yes

<<>> Sangoma Wanpipe
checking for sangoma_span_chan_toif in -lsangoma... no
checking whether to build ftmod_wanpipe... no

<<>> Sangoma ISDN stack
checking for sng_isdn_init in -lsng_isdn... no
checking whether to build ftmod_sangoma_isdn... no

<<>> Sangoma SS7 stack
checking for sng_isup_init_gen in -lsng_ss7... no
checking whether to build ftmod_sangoma_ss7... no

<<>> zlib
checking for compress in -lz... yes
checking whether zlib is installed... yes

<<>> ftmod_misdn (Linux mISDN I/O plugin)
checking for mISDN/mISDNif.h... no
configure: mISDN/mISDNif.h not found
checking for FREESWITCH... no
configure: error: Package requirements (freeswitch) were not met:

Package 'freeswitch', required by 'virtual:world', not found

Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.

Alternatively, you may set the environment variables FREESWITCH_CFLAGS
and FREESWITCH_LIBS to avoid the need to call pkg-config.
See the pkg-config man page for more details.
make[3]: *** [Makefile:141: /builder/shared-workdir/build/sdk/build_dir/target-mipsel_24kc+24kf_musl/freetdm-2021-08-30-8918ee1c/.configured_a789e1d0f6fc99dcea395182b6739f99] Error 1
time: package/feeds/telephony/freetdm/compile#19.63#3.54#32.55