--- /root/configure	2015-03-09 16:39:03.921516152 +0800
+++ src/configure	2015-03-09 16:39:08.455516081 +0800
@@ -2133,12 +2133,6 @@
 
 ac_config_headers="$ac_config_headers config.h"
 
-
- if [ -f configure ]; then
-	as_fn_error $? "Please run configure from the build directory (try ../AppRun --compile)" "$LINENO" 5
-	exit 1
-fi
-
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'