I know this != is supposed to work, but some of environments (e.g RHEL7) seems to hate this style. (It looks like space has the problem(?))
[root@knakayam-storage-server2 torus]# make
Makefile:2: *** recipe commences before first target. Stop.
[root@knakayam-storage-server2 torus]# make --version
GNU Make 3.82
Built for x86_64-redhat-linux-gnu
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
I know this
!=is supposed to work, but some of environments (e.g RHEL7) seems to hate this style. (It looks like space has the problem(?))