lang/php71: temporarily hide DTRACE option on aarch64
CFLAGS="-O2 -pipe -fno-strict-aliasing -DZEND_SIGNALS " dtrace -xnolibs -G -o Zend/zend_dtrace.d.o -s /wrkdirs/usr/ports/lang/php71/work/php-7.1.1/Zend/zend_dtrace.d main/main.o Zend/zend_API.o Zend/zend_execute.o Zend/zend_exceptions.o Zend/zend_dtrace.o Zend/zend.o
ld: Zend/zend_dtrace.d.o.ckjasD: Relocations in generic ELF (EM: 0)
Zend/zend_dtrace.d.o.ckjasD: error adding symbols: File in wrong format
dtrace: failed to link script /wrkdirs/usr/ports/lang/php71/work/php-7.1.1/Zend/zend_dtrace.d: failed to link Zend/zend_dtrace.d.o: ld exited with status 1
dt_modtext:/usr/src/cddl/lib/libdtrace/../../../cddl/contrib/opensolaris/lib/libdtrace/common/dt_link.c(841): DOODAD
[..]
- [Zend/zend_dtrace.d.o] Error code 1
PR: 214556