This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

configure:600: checking host system type
configure:621: checking target system type
configure:639: checking build system type
configure:668: checking for gcc
configure:781: checking whether the C compiler (/home/buildroot/autobuild/instance-0/output-1/host/bin/aarch64_be-buildroot-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -O1 -g0 -D_FORTIFY_SOURCE=2 ) works
configure:797: /home/buildroot/autobuild/instance-0/output-1/host/bin/aarch64_be-buildroot-linux-gnu-gcc -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -O1 -g0 -D_FORTIFY_SOURCE=2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.c  1>&5
configure:794:1: error: return type defaults to 'int' [-Wimplicit-int]
  794 | main(){return(0);}
      | ^~~~
configure: failed program was:

#line 792 "configure"
#include "confdefs.h"

main(){return(0);}