--- configure-    2015-10-03 23:20:36.976105846 +0200
+++ configure     2015-10-03 23:21:38.708814989 +0200
@@ -2176,7 +2176,7 @@
   if conftest ; then
     printf "yes\n"
     printf "#define HAVE_ALLOCA 1\n" >> $config_h
-    printf "#define ALLOCA_H <%s>\n" $try_header >> $config_h
+    printf '#define ALLOCA_H "%s"\n' $try_header >> $config_h
     have_alloca=y
     break;
   fi
