--- a/common/autoconf/flags.m4	Wed Jul 05 21:49:00 2017 +0200
+++ b/common/autoconf/flags.m4	Tue Jun 07 15:42:20 2016 +0200
@@ -155,7 +155,7 @@
         AC_MSG_RESULT(no)
         COMPILER_COMMAND_FILE_FLAG=
       fi
-      rm -rf command.file
+      $RM command.file
     fi
   fi
   AC_SUBST(COMPILER_TARGET_BITS_FLAG)