Remove unused os/signpost.h header check (#13920)

petk · web-flow · commit de03a7c8f9ac · 2024-04-09T23:52:57.000+02:00
Removed via be27543.
diff --git a/configure.ac b/configure.ac
@@ -399,7 +399,6 @@ grp.h \
 ieeefp.h \
 langinfo.h \
 linux/sock_diag.h \
-os/signpost.h \
 poll.h \
 pty.h \
 pwd.h \
