#include <pthread.h>
#ifdef HAVE_EXECINFO_H
# include <execinfo.h>
+# include <unistd.h>
#endif
#ifdef NDEBUG
# undef HAVE_BACKTRACE
fputs (")\n", stderr);
fflush (stderr);
#ifdef HAVE_BACKTRACE
- backtrace_symbols_fd (framev + 2, framec - 2, fileno (stderr));
+ backtrace_symbols_fd (framev + 2, framec - 2, STDERR_FILENO);
#endif
}
funlockfile (stderr);