bigloo_gc.patch

--- ../bigloo-latest/autoconf/bigloo_gc.h.in	2022-12-29 22:55:22.000000000 -0800
+++ autoconf/bigloo_gc.h.in	2023-04-20 12:08:54.592422277 -0700
@@ -39,7 +39,7 @@
      extern size_t GC_size( void * );
      extern void GC_init();
      extern void bgl_gc_init();
-     extern void GC_expand_hp( size_t );
+     extern int GC_expand_hp( size_t );
      extern void GC_register_displacement( size_t );
      extern void GC_debug_register_displacement( size_t );
      extern void* GC_base( void* );