+dnl Do not use AC_REPLACE_FUNCS() as we need to link it selectively:
+GNOME_VFS_READ_ENTIRE_FILE_O=""
+captive_save_CFLAGS="$CFLAGS"
+captive_save_LIBS="$LIBS"
+CFLAGS="$CFLAGS $GNOME_VFS_MODULE_CFLAGS"
+LIBS="$LIBS $GNOME_VFS_MODULE_LIBS"
+AC_CHECK_FUNCS(gnome_vfs_read_entire_file,,
+ [ GNOME_VFS_READ_ENTIRE_FILE_O='gnome_vfs_read_entire_file.$(OBJEXT)' ])
+CFLAGS="$captive_save_CFLAGS"
+LIBS="$captive_save_LIBS"
+AC_SUBST(GNOME_VFS_READ_ENTIRE_FILE_O)