xm-alpha.h (alloca.h): Add Interix to list of special machines that don't like alloca.h...

        * xm-alpha.h (alloca.h): Add Interix to list of special machines
        that don't like alloca.h, pending using autoconf results.

From-SVN: r26483

gcc/ChangeLog

@@ -6,6 +6,9 @@ Thu Apr 15 23:17:33 1999  Jerry Quinn <jquinn@nortelnetworks.com>
 
 Thu Apr 15 20:46:57 1999  Donn Terry (donn@interix.com)
 
+	* xm-alpha.h (alloca.h): Add Interix to list of special machines 
+	that don't like alloca.h, pending using autoconf results.
+
 	* except.c (start_catch_hadler): Be sure rtime_address is Pmode
 	if POINTERS_EXTEND_UNSIGNED.
 

gcc/config/alpha/xm-alpha.h

@@ -46,7 +46,7 @@ Boston, MA 02111-1307, USA.  */
 #if defined(__GNUC__) && !defined(USE_C_ALLOCA)
 #define alloca __builtin_alloca
 #else
-#if !defined(_WIN32) && !defined(USE_C_ALLOCA) && !defined(OPEN_VMS)
+#if !defined(_WIN32) && !defined(USE_C_ALLOCA) && !defined(OPEN_VMS) && !defined(__INTERIX)
 #include <alloca.h>
 #else
 extern void *alloca ();