(--enable-libio): If not present, set $stdio to "default".

Move stdio/libio check to end, so sysdeps fragments can affect it.
Reset $stdio to "stdio" if it's "default".

diff --git a/configure.in b/configure.in
index 6b2624e..e35769a 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -55,7 +55,7 @@ AC_ARG_WITH(weak-symbols, dnl
 
 AC_ARG_ENABLE(libio, dnl
 [  --enable-libio          build in GNU libio instead of GNU stdio],
-             stdio=libio, stdio=stdio)
+             stdio=libio, stdio=default)
 
 dnl Arguments to enable or disable building the shared, profiled, and
 dnl -fomit-frame-pointer libraries.
@@ -69,13 +69,6 @@ AC_ARG_ENABLE(omitfp, dnl
 [  --enable-omitfp       build undebuggable optimized library [default=no]],
            omitfp=$enableval, omitfp=no)
 
-AC_MSG_CHECKING(stdio selection)
-AC_SUBST(stdio)
-if test $stdio = libio; then
-  AC_DEFINE(USE_IN_LIBIO)
-fi
-AC_MSG_RESULT($stdio)
-
 AC_CANONICAL_HOST
 # We keep the original values in `$config_*' and never modify them, so we
 # can write them unchanged into config.make.  Everything else uses
@@ -486,6 +479,14 @@ else
   config_uname=
 fi
 
+AC_MSG_CHECKING(stdio selection)
+AC_SUBST(stdio)
+case $stdio in
+libio) AC_DEFINE(USE_IN_LIBIO) ;;
+default) stdio=stdio ;;
+esac
+AC_MSG_RESULT($stdio)
+
 AC_SUBST(gnu_ld) AC_SUBST(gnu_as) AC_SUBST(elf) AC_SUBST(weak)
 if test $gnu_ld = yes; then
   AC_DEFINE(HAVE_GNU_LD)