# If not overridden, use ax_tls.m4 to check if TLS is available.
AS_IF([test "x$def_compiler_tls" = "xyes"],
[AX_TLS([def_tls_detect=$ac_cv_tls], [:])],
# If not overridden, use ax_tls.m4 to check if TLS is available.
AS_IF([test "x$def_compiler_tls" = "xyes"],
[AX_TLS([def_tls_detect=$ac_cv_tls], [:])],