Closed issue by Vinfall on void-packages repository https://github.com/void-linux/void-packages/issues/42853 Description: ### Is this a new report? Yes ### System Info Void 5.15.90.271828-vinfall-mod-WSL2 x86_64-musl GenuineIntel/Hyper-V uptodate rFFF ### Package(s) Affected rkhunter-1.4.6_2 ### Does a report exist for this bug with the project's home (upstream) and/or another distro? https://sourceforge.net/p/rkhunter/bugs/176/ https://bugs.gentoo.org/show_bug.cgi?id=895176 ### Expected behaviour rkhunter should not produce the warning `grep: warning: stray \ before -`. ### Actual behaviour rkhunter produces the warning `grep: warning: stray \ before -`. ### Steps to reproduce $ rkhunter --version grep: warning: stray \ before - grep: warning: stray \ before + Rootkit Hunter 1.4.6