Removed old patches from base/libgc

base/libgc/libgc-configure.patch

@@ -1,36 +0,0 @@
-$NetBSD: patch-ab,v 1.23 2012/08/27 16:41:22 wiz Exp $
-
-Unportable test(1) construct.
-https://github.com/ivmai/bdwgc/commit/e091c078fad900f7b96881d5706a646d9c530cd8
-
---- configure.orig	2012-05-11 17:09:00.000000000 +0000
-+++ configure
-@@ -5245,7 +5245,7 @@ $as_echo "#define DARWIN_DONT_PARSE_STAC
- 
- fi
- 
--if test "$GCC" == yes; then
-+if test "$GCC" = yes; then
-   # Disable aliasing optimization unless forced to.
-   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc supports -fno-strict-aliasing" >&5
- $as_echo_n "checking whether gcc supports -fno-strict-aliasing... " >&6; }
-@@ -5453,8 +5453,8 @@ esac
- $as_echo "$enable_shared" >&6; }
- 
- # Compile with GC_DLL defined unless building static libraries.
--if test "${enable_shared}" == yes; then
--  if test "${enable_static}" == no; then
-+if test "${enable_shared}" = yes; then
-+  if test "${enable_static}" = no; then
-     $as_echo "#define GC_DLL 1" >>confdefs.h
- 
-     # FIXME: Also pass -fvisibility=hidden option if GCC v4+ and not Win32.
-@@ -16438,7 +16441,7 @@ $as_echo "#define SMALL_CONFIG 1" >>conf
- 
- fi
- 
--if test "$enable_gc_debug" == "no"; then
-+if test "$enable_gc_debug" = "no"; then
- 
- $as_echo "#define NO_DEBUGGING 1" >>confdefs.h
- 

base/libgc/libgc-os_dep.patch

@@ -1,10 +0,0 @@
---- gc-7.2.org/os_dep.c	2013-01-03 17:13:21.878000003 +0000
-+++ gc-7.2/os_dep.c	2013-01-04 07:57:17.766000002 +0000
-@@ -26,6 +26,7 @@
- #   define __KERNEL__
- #   include <asm/signal.h>
- #   undef __KERNEL__
-+# elif 1
- # else
-     /* Kernels prior to 2.1.1 defined struct sigcontext_struct instead of */
-     /* struct sigcontext.  libc6 (glibc2) uses "struct sigcontext" in     */