fcntl.h signal.h sys/file.h dnl
sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
netinet/tcp.h arpa/inet.h)
-AC_CHECK_FUNCS(getauxval pread pwrite pread64)
+AC_CHECK_FUNCS(getauxval pread pwrite pread64 setns)
GDB_AC_COMMON
+# Check the return and argument types of ptrace.
+GDB_AC_PTRACE
+
# Check for UST
ustlibs=""
ustinc=""
*) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
esac])
-# Enable -Werror by default when using gcc in C mode. Leave it off
-# for C++ until we're warning clean. Turn it off for releases.
+# Enable -Werror by default when using gcc. Turn it off for releases.
if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" \
&& test x"$enable_build_with_cxx" != x"yes" \
&& $development; then