This is not a bug. The header file was removed as part of this upstream commit:
commit a992f506ff7162da2afa5a6151cc6f15949ceef4 Author: Zack Weinberg <[email protected]> Date: Thu Dec 1 19:24:13 2016 -0500 Remove __need macros from signal.h. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1720339 Title: artful libc6-dev_2.26-0ubuntu1 is missing bits/sigset.h To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/1720339/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
