ubuntu-buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/elf/tst-order-a1.c

#include <stdio.h>

extern void start_a1( void ) __attribute__((constructor));
extern void finish_a1( void ) __attribute__((destructor));

void
start_a1( void )
{
  printf( "start_a1\n" );
}

void
finish_a1( void )
{
  printf( "finish_a1\n" );
}