I'm writing to let you know that bug 32708 can be closed. It is not an Emacs issue, but rather a bug in glibc on the (rather old) RHEL5 system on which I'm compiling and running emacs26. The issue has been raised as Bug 6843 [1] and fixed some time ago in the glibc source tree [2], [3]. [1] https://sourceware.org/bugzilla/show_bug.cgi?id=6843 [2] https://sourceware.org/git/?p=glibc.git;a=commit;h=bf837fa36ff39d077b09ce592b1c4c38592586c1 [3] https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=bf837fa36ff39d077b09ce592b1c4c38592586c1 -- John Bignucolo SW Developer johnb@softint.com.au Software Integrators PO Box 1001 Darlinghurst 2010 ABN 21 002 480 873 Level 10, 162 Goulburn St, Sydney NSW 2010 Phone: +61 2 9267-5556 Fax: +61 2 9267-5559