made nc_perf not build and run benchmarks in parallel
#
# Ed Hartnett 3/18/19
+# Running these performance tests at the same time is meaningless,
+# since that will saturate I/O channels. Running all benchmarks in
+# parallel can also be really slow on a less-powerful workstation,
+# causing timeouts.
+.NOTPARALLEL:
+
# Put together AM_CPPFLAGS and AM_LDFLAGS.
include $(top_srcdir)/lib_flags.am
