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diff --git a/gdb/config/i386/tm-i386sol2.h b/gdb/config/i386/tm-i386sol2.h
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+++ b/gdb/config/i386/tm-i386sol2.h
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+/* Macro definitions for GDB on an Intel i386 running Solaris 2.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+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 of the License, 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; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef TM_I386SOL2_H
+#define TM_I386SOL2_H 1
+
+#include "i386/tm-i386v4.h"
+ 
+/* Signal handler frames under Solaris 2 are recognized by a return address
+   of 0xFFFFFFFF, the third parameter on the signal handler stack is
+   a pointer to an ucontext.  */
+#undef sigtramp_saved_pc
+#undef I386V4_SIGTRAMP_SAVED_PC
+#define SIGCONTEXT_PC_OFFSET (36 + 14 * 4)
+#undef IN_SIGTRAMP
+#define IN_SIGTRAMP(pc, name) (pc == 0xFFFFFFFF)
+
+/* The SunPRO compiler puts out 0 instead of the address in N_SO symbols,
+   and for SunPRO 3.0, N_FUN symbols too.  */
+#define SOFUN_ADDRESS_MAYBE_MISSING
+
+extern char *sunpro_static_transform_name PARAMS ((char *));
+#define STATIC_TRANSFORM_NAME(x) sunpro_static_transform_name (x)
+#define IS_STATIC_TRANSFORM_NAME(name) ((name)[0] == '.')
+
+#define FAULTED_USE_SIGINFO
+
+/* Macros to extract process id and thread id from a composite pid/tid */
+#define PIDGET(pid) ((pid) & 0xffff)
+#define TIDGET(pid) (((pid) >> 16) & 0xffff)
+
+/* Macro to extract carry from given regset.  */
+#define PS_FLAG_CARRY 0x1	/* Carry bit in PS */
+#define PROCFS_GET_CARRY(regset) ((regset)[EFL] & PS_FLAG_CARRY)
+
+#ifdef HAVE_THREAD_DB_LIB
+
+extern char *solaris_pid_to_str PARAMS ((int pid));
+#define target_pid_to_str(PID) solaris_pid_to_str (PID)
+
+#else
+
+extern char *procfs_pid_to_str PARAMS ((int pid));
+#define target_pid_to_str(PID) procfs_pid_to_str (PID)
+
+#endif
+
+#endif  /* ifndef TM_I386SOL2_H */