* m/alpha.h (LINUX_SBRK_BUG):

* emacs.c (main): Undo previous change.

src/ChangeLog

@@ -26,8 +26,6 @@
 	* m/intel386.h (DATA_END):
 	* m/ibmrs6000.h (DATA_END):
 	* m/alpha.h (DATA_END): Remove, unused.
-	(LINUX_SBRK_BUG): Remove, move condition to the only use ...
-	* emacs.c (main): ... here.
 
 	* config.in: Regenerate.
 	* s/ms-w32.h (subprocesses): Define unconditionally.

src/emacs.c

@@ -827,7 +827,8 @@ main (argc, argv
       heap_bss_diff = (char *)my_heap_start - max (my_endbss, my_endbss_static);
     }
 
-#if defined(GNU_LINUX) && __GNU_LIBRARY__ - 0 < 6
+#ifdef LINUX_SBRK_BUG
+  /* This is only used GNU/LINUX running on alpha when using libc5 */
   __sbrk (1);
 #endif
 

src/m/alpha.h

@@ -113,6 +113,11 @@ NOTE-END
 
 #endif /* __ELF__ */
 
+#if defined (GNU_LINUX) && __GNU_LIBRARY__ - 0 < 6
+/* This controls a conditional in main.  */
+#define LINUX_SBRK_BUG
+#endif
+
 /* On the Alpha it's best to avoid including TERMIO since struct
    termio and struct termios are mutually incompatible.  */
 #define NO_TERMIO