X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perlsdio.h;h=da45c3271422b17a9a14bfa55c03209c5e5b2777;hb=ccf874816b57b9b91848a81cf43371bf7b3f17c8;hp=fd990c06d8376eb97c357fcb3df7f6e385c8c065;hpb=766a733e849204725c27391cf2992d649af4aba6;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/perlsdio.h b/perlsdio.h
index fd990c0..da45c32 100644
--- a/perlsdio.h
+++ b/perlsdio.h
@@ -15,6 +15,7 @@
 #define PerlIO_stdoutf			printf
 #define PerlIO_vprintf(f,fmt,a)		vfprintf(f,fmt,a)
 #define PerlIO_write(f,buf,count)	fwrite1(buf,1,count,f)
+#define PerlIO_unread(f,buf,count)	(-1)
 #define PerlIO_open			fopen
 #define PerlIO_fdopen			fdopen
 #define PerlIO_reopen			freopen