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-rw-r--r--sysdeps/unix/sysv/linux/alpha/termbits.h4
-rw-r--r--sysdeps/unix/sysv/linux/netinet/icmp.h25
-rw-r--r--sysdeps/unix/sysv/linux/sigset.h35
-rw-r--r--sysdeps/unix/sysv/linux/termbits.h4
4 files changed, 33 insertions, 35 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/termbits.h b/sysdeps/unix/sysv/linux/alpha/termbits.h
index 743bb3d283..d0932c1cd7 100644
--- a/sysdeps/unix/sysv/linux/alpha/termbits.h
+++ b/sysdeps/unix/sysv/linux/alpha/termbits.h
@@ -112,10 +112,6 @@ struct termios
 #define   VT1	00200000
 #define XTABS	01000000 /* Hmm.. Linux/i386 considers this part of TABDLY.. */
 
-/* On Linux there is no OXTABS bit defined.  Take it as an alias for
-   XTABS.  */
-#define OXTABS	XTABS
-
 /* c_cflag bit meaning */
 #define CBAUD	0000037
 #define  B0	0000000		/* hang up */
diff --git a/sysdeps/unix/sysv/linux/netinet/icmp.h b/sysdeps/unix/sysv/linux/netinet/icmp.h
deleted file mode 100644
index f6b2d8ad94..0000000000
--- a/sysdeps/unix/sysv/linux/netinet/icmp.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Copyright (C) 1991, 92, 93, 95, 96, 97 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
-
-   The GNU C Library 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _NETINET_ICMP_H
-#define	_NETINET_ICMP_H 1
-
-#include <asm/types.h>
-#include <linux/icmp.h>
-
-#endif	/* netinet/icmp.h */
diff --git a/sysdeps/unix/sysv/linux/sigset.h b/sysdeps/unix/sysv/linux/sigset.h
index 752d13adff..62e668773c 100644
--- a/sysdeps/unix/sysv/linux/sigset.h
+++ b/sysdeps/unix/sysv/linux/sigset.h
@@ -54,16 +54,47 @@ typedef struct
 #define __sigword(sig)	(((sig) - 1) / (8 * sizeof (unsigned long int)))
 
 #if defined __GNUC__ && __GNUC__ >= 2
-#define __sigemptyset(set) \
+# define __sigemptyset(set) \
   (__extension__ ({ int __cnt = _SIGSET_NWORDS;				      \
 		    sigset_t *__set = (set);				      \
 		    while (--__cnt >= 0) __set->__val[__cnt] = 0;	      \
 		    0; }))
-#define __sigfillset(set) \
+# define __sigfillset(set) \
   (__extension__ ({ int __cnt = _SIGSET_NWORDS;				      \
 		    sigset_t *__set = (set);				      \
 		    while (--__cnt >= 0) __set->__val[__cnt] = ~0UL;	      \
 		    0; }))
+
+# ifdef _GNU_SOURCE
+/* The POSIX does not specify for handling the whole signal set in one
+   command.  This is often wanted and so we define three more functions
+   here.  */
+# define __sigisemptyset(set) \
+  (__extension__ ({ int __cnt = _SIGSET_NWORDS;				      \
+		    const sigset_t *__set = (set);			      \
+		    int __ret = __set->__val[--__cnt];			      \
+		    while (!__ret && --__cnt >= 0)			      \
+			__ret = __set->__val[__cnt];			      \
+		    __ret; }))
+# define __sigandset(dest, left, right) \
+  (__extension__ ({ int __cnt = _SIGSET_NWORDS;				      \
+		    sigset_t *__dest = (dest);				      \
+		    const sigset_t *__left = (left);			      \
+		    const sigset_t *__right = (right);			      \
+		    while (--__cnt >= 0)				      \
+		      __dest->__val[__cnt] = (__left->__val[__cnt]	      \
+					      & __right->__val[__cnt]);	      \
+		    0; }))
+# define __sigorset(dest, left, right) \
+  (__extension__ ({ int __cnt = _SIGSET_NWORDS;				      \
+		    sigset_t *__dest = (dest);				      \
+		    const sigset_t *__left = (left);			      \
+		    const sigset_t *__right = (right);			      \
+		    while (--__cnt >= 0)				      \
+		      __dest->__val[__cnt] = (__left->__val[__cnt]	      \
+					      | __right->__val[__cnt]);	      \
+		    0; }))
+# endif
 #endif
 
 /* These functions needn't check for a bogus signal number -- error
diff --git a/sysdeps/unix/sysv/linux/termbits.h b/sysdeps/unix/sysv/linux/termbits.h
index 91ba78b950..8224ac5403 100644
--- a/sysdeps/unix/sysv/linux/termbits.h
+++ b/sysdeps/unix/sysv/linux/termbits.h
@@ -105,10 +105,6 @@ struct termios
 #define   FF0	0000000
 #define   FF1	0100000
 
-/* On Linux there is no OXTABS bit defined.  Take it as an alias for
-   XTABS.  */
-#define OXTABS	XTABS
-
 /* c_cflag bit meaning */
 #define CBAUD	0010017
 #define  B0	0000000		/* hang up */