$ diff -u gfile.h.orig gfile.h --- gfile.h.orig 2018-03-26 11:43:40.479917632 +0200 +++ gfile.h 2018-03-26 11:41:51.965590455 +0200 @@ -52,6 +52,9 @@ #elif defined(MACOS) # include #else +# if defined(__NetBSD__) +# include +# endif # include # include # if defined(VMS)