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diff --git a/signame.h b/signame.h
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+/* Convert between signal names and numbers.
+   Copyright (C) 1990, 1992, 1993 Free Software Foundation, Inc.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#if defined (__STDC__) && __STDC__
+
+/* Initialize `sys_siglist'.  */
+void signame_init (void);
+
+/* Return the abbreviation (e.g. ABRT, FPE, etc.) for signal NUMBER.
+   Do not return this as a const char *.  The caller might want to
+   assign it to a char *.  */
+char *sig_abbrev (int number);
+
+/* Return the signal number for an ABBREV, or -1 if there is no
+   signal by that name.  */
+int sig_number (const char *abbrev);
+
+/* Avoid conflicts with a system header file that might define these two.  */
+
+#ifndef HAVE_PSIGNAL
+/* Print to standard error the name of SIGNAL, preceded by MESSAGE and
+   a colon, and followed by a newline.  */
+void psignal (int signal, const char *message);
+#endif
+
+#if !defined (HAVE_SYS_SIGLIST)
+/* Names for signals from 0 to NSIG-1.  */
+extern const char *sys_siglist[];
+#endif
+
+#else
+
+void signame_init ();
+char *sig_abbrev ();
+int sig_number ();
+#if !defined (HAVE_SYS_SIGLIST) && !defined (HAVE_PSIGNAL)
+void psignal ();
+#endif
+#if !defined (HAVE_SYS_SIGLIST)
+extern char *sys_siglist[];
+#endif
+
+#endif