No issue - Various updates for Mac buildability with XCode 16.3

js/src/threading/ExclusiveData.h

@@ -117,7 +117,7 @@ class ExclusiveData
     }
 
     ExclusiveData(ExclusiveData&& rhs) :
-      lock_(mozilla::Move(rhs.lock))
+      lock_(mozilla::Move(rhs.lock()))
     {
         MOZ_ASSERT(&rhs != this, "self-move disallowed!");
         new (value_.addr()) T(mozilla::Move(*rhs.value_.addr()));

media/libpng/pngpriv.h

@@ -483,18 +483,8 @@
     */
 #  include <float.h>
 
-#  if (defined(__MWERKS__) && defined(macintosh)) || defined(applec) || \
-    defined(THINK_C) || defined(__SC__) || defined(TARGET_OS_MAC)
-   /* We need to check that <math.h> hasn't already been included earlier
-    * as it seems it doesn't agree with <fp.h>, yet we should really use
-    * <fp.h> if possible.
-    */
-#    if !defined(__MATH_H__) && !defined(__MATH_H) && !defined(__cmath__)
-#      include <fp.h>
-#    endif
-#  else
-#    include <math.h>
-#  endif
+#  include <math.h>
+
 #  if defined(_AMIGA) && defined(__SASC) && defined(_M68881)
    /* Amiga SAS/C: We must include builtin FPU functions when compiling using
     * MATH=68881

modules/zlib/src/zutil.h

@@ -132,15 +132,6 @@ extern z_const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
 
 #if defined(MACOS) || defined(TARGET_OS_MAC)
 #  define OS_CODE  7
-#  ifndef Z_SOLO
-#    if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
-#      include <unix.h> /* for fdopen */
-#    else
-#      ifndef fdopen
-#        define fdopen(fd,mode) NULL /* No fdopen() */
-#      endif
-#    endif
-#  endif
 #endif
 
 #ifdef __acorn