diff --git a/configure.in b/configure.in
index 164eead2..05d80c28 100644
--- a/configure.in
+++ b/configure.in
@@ -42,7 +42,6 @@ AC_CHECK_FUNCS(psignal mktemp \
 	       dup2 getcwd sigsetmask getgroups setlinebuf \
 	       seteuid setegid setreuid setregid strerror strsignal)
 AC_CHECK_SYMBOL(sys_siglist)
-AC_CHECK_SYMBOL(_sys_siglist)
 AC_FUNC_ALLOCA
 AC_FUNC_VFORK
 AC_FUNC_SETVBUF_REVERSED
diff --git a/make.h b/make.h
index 43696531..01ead89f 100644
--- a/make.h
+++ b/make.h
@@ -86,15 +86,6 @@ extern int errno;
 #define POSIX
 #endif
 
-#if !defined (HAVE_SYS_SIGLIST) && defined (HAVE__SYS_SIGLIST)
-#define	sys_siglist	_sys_siglist
-#define	HAVE_SYS_SIGLIST	/* Now we have it.  */
-
-/* It was declared in <signal.h>, with who knows what type.
-   Don't declare it again and risk conflicting.  */
-#define	SYS_SIGLIST_DECLARED
-#endif
-
 #ifdef HAVE_SYS_SIGLIST
 #ifndef SYS_SIGLIST_DECLARED
 extern char *sys_siglist[];