myriexpress: fix the configure check
myriexpress: fix the configure check

This is almost harmless since it just made tests/myriexpress run less often

This commit was SVN r5266.

shekkbuilder/hwloc,ggouaillardet/hwloc,ggouaillardet/hwloc,shekkbuilder/hwloc,shekkbuilder/hwloc,ggouaillardet/hwloc,ggouaillardet/hwloc,shekkbuilder/hwloc