}
#endif
-#if !defined(AFS_NT40_ENV) && !defined(AFS_LINUX20_ENV) && !defined(AFS_USR_LINUX20_ENV) && !defined(AFS_FBSD_ENV)
+#if !defined(AFS_NT40_ENV) && !defined(AFS_LINUX20_ENV) && !defined(AFS_USR_LINUX20_ENV) && !defined(AFS_XBSD_ENV)
/* handle smoothly the case where no AFS system calls exists (yet) */
old = (int (*)())signal(SIGSYS, SIG_IGN);
#endif