diff options
Diffstat (limited to 'ext/io/wait/extconf.rb')
-rw-r--r-- | ext/io/wait/extconf.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/io/wait/extconf.rb b/ext/io/wait/extconf.rb index 1a0edbd846..eed3543124 100644 --- a/ext/io/wait/extconf.rb +++ b/ext/io/wait/extconf.rb @@ -2,8 +2,9 @@ require 'mkmf' target = "io/wait" unless macro_defined?("DOSISH", "#include <ruby.h>") + have_header(ioctl_h = "sys/ioctl.h") or ioctl_h = nil fionread = %w[sys/ioctl.h sys/filio.h sys/socket.h].find do |h| - have_macro("FIONREAD", h) + have_macro("FIONREAD", [h, ioctl_h].compact) end if fionread $defs << "-DFIONREAD_HEADER=\"<#{fionread}>\"" |