Ondřej SurýandMark Andrews 887fcc0061 Update libtool files to 2.4.6 ...

(cherry picked from commit fe06778be7)

2018-03-19 13:03:56 +11:00

..

libtool.m4

…

lt~obsolete.m4

…

ltoptions.m4

…

ltsugar.m4

…

ltversion.m4

…