tree d19835b1366a0696c8588edf74ac47a8c1494416
parent 8f6f8602dc1037fb8fc2051fb062c0209f8baa2a
author Theodore Ts'o <tytso@mit.edu> 1458619279 -0400
committer Theodore Ts'o <tytso@mit.edu> 1458619279 -0400

tests: fix Makefile so it is portable to gmake 3.x

In commit 0355d6d047884f5b we used a Makefile shell assignment syntax
which is compatible with pmake and gmake 4.x, but which breaks on
gmake 3.x.  So only use the pmake-compatible construction if we are
not using GNU make.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>