[glib] Fix build on mingw

[Matthias Clasen <matthiasc src gnome org>]

commit 854a43a3cd5cb8cc97b66d6f8f661e2a7096acda
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 19 23:18:09 2009 -0400

    Fix build on mingw
    
    Mingw does not have sys/uio.h. This was reported in bug 585937.
    
    Author:    Matthias Clasen <mclasen redhat com>

 configure.in  |    1 +
 gio/gsocket.c |    2 ++
 2 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/configure.in b/configure.in
index de0d399..d253f60 100644
--- a/configure.in
+++ b/configure.in
@@ -857,6 +857,7 @@ AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h sched.h malloc.h])
 AC_CHECK_HEADERS([sys/vfs.h sys/mount.h sys/vmount.h sys/statfs.h sys/statvfs.h])
 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h sys/sysctl.h fstab.h])
+AC_CHECK_HEADERS([sys/uio.h])
 
 # check for structure fields
 AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec, struct stat.st_atimensec, struct stat.st_atim.tv_nsec, struct stat.st_ctimensec, struct stat.st_ctim.tv_nsec])
diff --git a/gio/gsocket.c b/gio/gsocket.c
index 0670ee4..151adb5 100644
--- a/gio/gsocket.c
+++ b/gio/gsocket.c
@@ -38,7 +38,9 @@
 # include <unistd.h>
 #endif
 
+#ifdef HAVE_SYS_UIO_H
 #include <sys/uio.h>
+#endif
 
 #include "gsocket.h"
 #include "gcancellable.h"