Revert "update deprecation of MAP_ANON from core.sys.posix.sys.mman"

This reverts commit 7696218.

mak/COPY

@@ -42,15 +42,12 @@ COPY=\
 	\
 	$(IMPDIR)\core\sys\freebsd\dlfcn.d \
 	$(IMPDIR)\core\sys\freebsd\execinfo.d \
-	\
-	$(IMPDIR)\core\sys\freebsd\sys\cdefs.d \
 	$(IMPDIR)\core\sys\freebsd\sys\elf.d \
 	$(IMPDIR)\core\sys\freebsd\sys\elf_common.d \
 	$(IMPDIR)\core\sys\freebsd\sys\elf32.d \
 	$(IMPDIR)\core\sys\freebsd\sys\elf64.d \
 	$(IMPDIR)\core\sys\freebsd\sys\event.d \
 	$(IMPDIR)\core\sys\freebsd\sys\link_elf.d \
-	$(IMPDIR)\core\sys\freebsd\sys\mman.d \
 	\
 	$(IMPDIR)\core\sys\linux\config.d \
 	$(IMPDIR)\core\sys\linux\dlfcn.d \
@@ -68,7 +65,6 @@ COPY=\
 	\
 	$(IMPDIR)\core\sys\osx\execinfo.d \
 	$(IMPDIR)\core\sys\osx\pthread.d \
-	\
 	$(IMPDIR)\core\sys\osx\mach\dyld.d \
 	$(IMPDIR)\core\sys\osx\mach\getsect.d \
 	$(IMPDIR)\core\sys\osx\mach\kern_return.d \
@@ -77,9 +73,6 @@ COPY=\
 	$(IMPDIR)\core\sys\osx\mach\semaphore.d \
 	$(IMPDIR)\core\sys\osx\mach\thread_act.d \
 	\
-	$(IMPDIR)\core\sys\osx\sys\cdefs.d \
-	$(IMPDIR)\core\sys\osx\sys\mman.d \
-	\
 	$(IMPDIR)\core\sys\posix\arpa\inet.d \
 	$(IMPDIR)\core\sys\posix\config.d \
 	$(IMPDIR)\core\sys\posix\dirent.d \

mak/MANIFEST

@@ -71,14 +71,12 @@ MANIFEST=\
 	src\core\sys\freebsd\dlfcn.d \
 	src\core\sys\freebsd\execinfo.d \
 	\
-	src\core\sys\freebsd\sys\cdefs.d \
 	src\core\sys\freebsd\sys\elf.d \
 	src\core\sys\freebsd\sys\elf_common.d \
 	src\core\sys\freebsd\sys\elf32.d \
 	src\core\sys\freebsd\sys\elf64.d \
 	src\core\sys\freebsd\sys\event.d \
 	src\core\sys\freebsd\sys\link_elf.d \
-	src\core\sys\freebsd\sys\mman.d \
 	\
 	src\core\sys\linux\config.d \
 	src\core\sys\linux\dlfcn.d \
@@ -105,9 +103,6 @@ MANIFEST=\
 	src\core\sys\osx\mach\semaphore.d \
 	src\core\sys\osx\mach\thread_act.d \
 	\
-	src\core\sys\osx\sys\cdefs.d \
-	src\core\sys\osx\sys\mman.d \
-	\
 	src\core\sys\posix\config.d \
 	src\core\sys\posix\dirent.d \
 	src\core\sys\posix\dlfcn.d \

mak/SRCS

@@ -44,7 +44,6 @@ SRCS=\
 	\
 	src\core\sys\freebsd\execinfo.d \
 	src\core\sys\freebsd\sys\event.d \
-	src\core\sys\freebsd\sys\mman.d \
 	\
 	src\core\sys\posix\signal.d \
 	src\core\sys\posix\dirent.d \

src/core/sys/linux/sys/mman.d

@@ -649,12 +649,22 @@ else
     static if (__USE_MISC) enum
     {
         MAP_FILE = 0,
-        MAP_ANONYMOUS = __MAP_ANONYMOUS,
-        MAP_ANON = MAP_ANONYMOUS,
+        //MAP_ANONYMOUS = __MAP_ANONYMOUS,
+        //MAP_ANON = MAP_ANONYMOUS,
         MAP_HUGE_SHIFT = 26,
         MAP_HUGE_MASK = 0x3f,
     }
 
+    /* This should be behind the static if (__USE_MISC), but it runs into
+     * trouble with the alias declaration for MAP_ANON in core.sys.posix.sys.mman
+     * due to forward reference problems. See Bugzilla 11301 for a fuller explanation.
+     */
+    enum
+    {
+        MAP_ANONYMOUS = __MAP_ANONYMOUS,
+        MAP_ANON = MAP_ANONYMOUS,
+    }
+
     // in core.sys.posix.sys.mman
     // enum
     // {