FreeBSD/ports 54f2669 (r504355)math/timbl Makefile, textproc/libfolia Makefile

Now that devel/openmp has been enabled on powerpc64, fix these newly
unblocked ports on GCC-based systems:

  cc1plus: error: unrecognized command line option "-std=c++11"

Approved by:    portmgr (tier-2 blanket)
DeltaFile
+2-1math/timbl/Makefile
+2-1textproc/ucto/Makefile
+1-1textproc/libfolia/Makefile
+5-33 files

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