Remove #ifdef around use of sigsetjmp().

Merged from nmh. Thanks to Lyndon Nerenberg.

diff --git a/configure.ac b/configure.ac
index 1eb0fdc..ac57b9c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -364,13 +364,6 @@ AC_CHECK_FUNCS(sigaction sigprocmask sigblock sigsetmask \
                sighold sigrelse lstat tzset \
                getutent nl_langinfo mbtowc wcwidth)
 
-dnl sigsetjmp may be a macro
-AC_MSG_CHECKING(for sigsetjmp)
-AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <setjmp.h>]],
-  [[sigsetjmp((void *)0, 0);]])],[AC_DEFINE(HAVE_SIGSETJMP, 1,
-    [Define to 1 if you have the `sigsetjmp'.]) AC_MSG_RESULT(yes)],
-  [AC_MSG_RESULT(no)])
-
 dnl Look for the initgroups() declaration.  On AIX 4.[13], Solaris 4.1.3, and
 dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
 dnl any system header.

diff --git a/uip/mhshowsbr.c b/uip/mhshowsbr.c
index 38167c8..217e890 100644 (file)
--- a/uip/mhshowsbr.c
+++ b/uip/mhshowsbr.c
@@ -19,16 +19,6 @@
 #include <h/utils.h>
 #include <sys/wait.h>
 
-/*
-** Just use sigjmp/longjmp on older machines that
-** don't have sigsetjmp/siglongjmp.
-*/
-#ifndef HAVE_SIGSETJMP
-# define sigjmp_buf jmp_buf
-# define sigsetjmp(env,mask) setjmp(env)
-# define siglongjmp(env,val) longjmp(env,val)
-#endif
-
 extern int debugsw;
 
 int serialsw = 0;