Applying ./patches/100-makefile.patch using plaintext: 
patching file Makefile
make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_archs_glibc/opentracker-ipv4/opentracker-2021-08-23-110868ec'
Makefile:87: warning: ignoring prerequisites on suffix rule definition
Makefile:84: warning: ignoring prerequisites on suffix rule definition
Makefile:87: warning: ignoring prerequisites on suffix rule definition
Makefile:87: warning: ignoring prerequisites on suffix rule definition
Makefile:84: warning: ignoring prerequisites on suffix rule definition
Makefile:87: warning: ignoring prerequisites on suffix rule definition
arc-openwrt-linux-gnu-gcc -c -o opentracker.o -Os -pipe -matomic -mcpu=archs -fno-caller-saves -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result -ffile-prefix-map=/builder/shared-workdir/build/sdk/build_dir/target-arc_archs_glibc/opentracker-ipv4/opentracker-2021-08-23-110868ec=opentracker-2021-08-23-110868ec -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro  -I/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_archs_gcc-11.2.0_glibc/usr/include -I/builder/shared-workdir/build/sdk/staging_dir/toolchain-arc_archs_gcc-11.2.0_glibc/include  -I/builder/shared-workdir/build/sdk/staging_dir/target-arc_archs_glibc/usr/include/libowfat -Wall -pipe -Wextra  -O3 -DWANT_FULLSCRAPE opentracker.c
opentracker.c:24:10: fatal error: socket.h: No such file or directory
   24 | #include "socket.h"
      |          ^~~~~~~~~~
compilation terminated.
make[4]: *** [Makefile:87: opentracker.o] Error 1
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_archs_glibc/opentracker-ipv4/opentracker-2021-08-23-110868ec'
make[3]: *** [Makefile:104: /builder/shared-workdir/build/sdk/build_dir/target-arc_archs_glibc/opentracker-ipv4/opentracker-2021-08-23-110868ec/.built] Error 2
time: package/feeds/packages/opentracker/ipv4/compile#0.80#0.27#0.96