Ruby: missing Directory Reference

Ruby 3.0.5p211 (2022-11-24 revision ba5cf0f7c52d4d35cc6a173c89eda98ceffa2dcf)

missing Directory Reference

## Files
file | acosh.c [code]
file | alloca.c [code]
file | cbrt.c [code]
file | close.c [code]
file | crt_externs.h [code]
file | crypt.c [code]
file | crypt.h [code]
file | des_tables.c [code]
file | dtoa.c [code]
file | dup2.c [code]
file | erf.c [code]
file | explicit_bzero.c [code]
file | ffs.c [code]
file | file.h [code]
file | finite.c [code]
file | flock.c [code]
file | hypot.c [code]
file | isinf.c [code]
file | isnan.c [code]
file | langinfo.c [code]
file | lgamma_r.c [code]
file | memcmp.c [code]
file | memmove.c [code]
file | mt19937.c [code]
file | nan.c [code]
file | nextafter.c [code]
file | procstat_vm.c [code]
file | setproctitle.c [code]
file | signbit.c [code]
file | strchr.c [code]
file | strerror.c [code]
file | strlcat.c [code]
file | strlcpy.c [code]
file | strstr.c [code]
file | tgamma.c [code]