(BIG_ENDIAN): Don't redefine if defined.

diff --git a/src/m/sparc.h b/src/m/sparc.h
index dde025563b660932cbfd254da9ec11f0de1da04d..184bdbc4f363cc3997eb2b647e06bf2b80986af4 100644 (file)
--- a/src/m/sparc.h
+++ b/src/m/sparc.h
@@ -37,7 +37,9 @@ NOTE-END  */
 
 /* SPARC has lowest-numbered byte as most significant */
 
+#ifndef BIG_ENDIAN
 #define BIG_ENDIAN
+#endif
 
 /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
  * group of arguments and treat it as an array of the arguments.  */