diff --git a/patches/bdwgc.local.patch b/patches/bdwgc.local.patch
index f8fcebe..5af86b0 100644
--- a/patches/bdwgc.local.patch
+++ b/patches/bdwgc.local.patch
@@ -41,9 +41,9 @@ diff -ru bdwgc.orig/include/private/gcconfig.h bdwgc/include/private/gcconfig.h
 @@ -558,7 +579,7 @@ EXTERN_C_BEGIN
  #elif (defined(__x86_64) || defined(__x86_64__) || defined(__amd64__) \
         || defined(__X86_64__))                                        \
-     && (defined(ANY_BSD) || defined(DARWIN) || defined(LINUX)         \
--        || defined(QNX))
-+        || defined(QNX) || defined(MIDIPIX))
+     && (defined(ANY_BSD) || defined(COSMO) || defined(DARWIN)         \
+-        || defined(LINUX) || defined(QNX))
++        || defined(LINUX) || defined(QNX) || defined(MIDIPIX))
  #  define X86_64
  #  define mach_type_known
  #endif
@@ -62,11 +62,11 @@ diff -ru bdwgc.orig/include/private/gcconfig.h bdwgc/include/private/gcconfig.h
  #    define DARWIN_DONT_PARSE_STACK 1
  #    define STACKBOTTOM ((ptr_t)0xc0000000)
 @@ -2604,7 +2632,7 @@ EXTERN_C_BEGIN
- #if defined(AIX) || defined(ANY_BSD) || defined(BSD) || defined(DARWIN)  \
-     || defined(DGUX) || defined(HAIKU) || defined(HPUX) || defined(HURD) \
-     || defined(IRIX5) || defined(LINUX) || defined(OSF1) || defined(QNX) \
--    || defined(SVR4)
-+    || defined(SVR4) || defined(MIDIPIX)
+ #if defined(AIX) || defined(ANY_BSD) || defined(BSD) || defined(COSMO)     \
+     || defined(DARWIN) || defined(DGUX) || defined(HAIKU) || defined(HPUX) \
+     || defined(HURD) || defined(IRIX5) || defined(LINUX) || defined(OSF1)  \
+-    || defined(QNX) || defined(SVR4)
++    || defined(QNX) || defined(SVR4) || defined(MIDIPIX)
  #  define UNIX_LIKE /* Basic Unix-like system calls work.   */
  #endif