--- /dev/null
+This prevents a segfault when an Include file does not exist.
+
+Index: acpica-unix2-20161222/source/compiler/aslfiles.c
+===================================================================
+--- acpica-unix2-20161222.orig/source/compiler/aslfiles.c
++++ acpica-unix2-20161222/source/compiler/aslfiles.c
+@@ -319,7 +319,7 @@ FlOpenIncludeWithPrefix (
+ if (!IncludeFile)
+ {
+ fprintf (stderr, "Could not open include file %s\n", Pathname);
+- ACPI_FREE (Pathname);
++ /* ACPI_FREE (Pathname); <-- forces free() segfault */
+ return (NULL);
+ }
+