Add information about librt and OpenBSD to the FAQ

diff --git a/FAQ b/FAQ
index 793680ae3ba71a1d7187f60374fdd9f116559cb4..447577f1e26b80259a4af87f44f918c045f907de 100644 (file)
--- a/FAQ
+++ b/FAQ
@@ -89,3 +89,10 @@ Putting these lines into your .zshrc will fix the problems.
  St supports meta in 8bit mode, but the default terminfo entry doesn't
  use this capability. If you want it, you have to use the 'st-meta' value
  in TERM.
+
+## I cannot compile st in OpenBSD
+
+OpenBSD lacks of librt, but it is mandatory in POSIX
+<http://pubs.opengroup.org/onlinepubs/9699919799/utilities/c99.html#tag_20_11_13>.
+If you want compile st for OpenBSD you have to remove -lrt from config.mk.
+