1 files changed, 4 insertions, 1 deletions
diff --git a/boehm-gc/os_dep.c b/boehm-gc/os_dep.c
index b169eebcbcf..87f84e7bccd 100644
--- a/boehm-gc/os_dep.c
+++ b/boehm-gc/os_dep.c
@@ -2236,7 +2236,10 @@ word len;
 	    result = readv(fd, &iov, 1);
 	}
 #   else
-    	result = syscall(SYS_read, fd, buf, nbyte);
+	/* The two zero args at the end of this list are because one
+	   IA-64 syscall() implementation actually requires six args
+	   to be passed, even though they aren't always used. */
+    	result = syscall(SYS_read, fd, buf, nbyte, 0, 0);
 #   endif
     GC_end_syscall();
     return(result);