Fix stdio read after EOF behavior.

Bug: https://code.google.com/p/android/issues/detail?id=184847
Change-Id: Ia20ce94007c2a09649f0763b1dc7ba959f2f618d
diff --git a/libc/Android.mk b/libc/Android.mk
index 8322c26..140ec82 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -59,6 +59,7 @@
     bionic/system_properties_compat.c \
     stdio/findfp.c \
     stdio/fread.c \
+    stdio/refill.c \
     stdio/snprintf.c\
     stdio/sprintf.c \
     stdio/stdio.c \
@@ -458,7 +459,6 @@
     upstream-openbsd/lib/libc/stdio/puts.c \
     upstream-openbsd/lib/libc/stdio/putwc.c \
     upstream-openbsd/lib/libc/stdio/putwchar.c \
-    upstream-openbsd/lib/libc/stdio/refill.c \
     upstream-openbsd/lib/libc/stdio/remove.c \
     upstream-openbsd/lib/libc/stdio/rewind.c \
     upstream-openbsd/lib/libc/stdio/rget.c \