lib/ffi/libc/libc.rb in ffi-libc-0.1.0 vs lib/ffi/libc/libc.rb in ffi-libc-0.1.1

@@ -8,17 +8,20 @@
 
 module FFI
   module LibC
     extend FFI::Library
 
-    ffi_lib [FFI::CURRENT_PROCESS, 'c']
+    ffi_lib FFI::Library::LIBC
 
     # The NULL constant
     NULL = nil
 
     # errno.h
-    attach_variable :sys_errlist, :pointer
-    attach_variable :sys_nerr, :int
+    begin
+      attach_variable :sys_errlist, :pointer
+      attach_variable :sys_nerr, :int
+    rescue FFI::NotFoundError
+    end
     attach_variable :errno, :int
 
     def self.raise_error(error=self.errno)
       raise(strerror(error))
     end