GNUmakefile: fix incorrect comment
commit1e6995a054d0253ffb19e8430a8262e0ee2d5579
authorEric Wong <e@80x24.org>
Thu, 23 Mar 2017 02:00:45 +0000 (23 02:00 +0000)
committerEric Wong <e@80x24.org>
Thu, 23 Mar 2017 02:00:45 +0000 (23 02:00 +0000)
treefad4f60239c8534715be2133f14f8c60c693b1f2
parent01ef1822affbaf3ae564a6a5efdc6acce6cc90c2
GNUmakefile: fix incorrect comment

"touch -r" is actually in POSIX.
GNUmakefile