configure.in - vendor/opensource/netsnmp - Git at Google

 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(agent/extensible/extensible.c)
 AC_CONFIG_HEADER(config.h)

 AC_ARG_ENABLE(debugging,[  --enable-debugging      Outputs extra debugging information.],AC_DEFINE(DODEBUG))
 AC_ARG_WITH(defaults,[  --with-defaults         Use defaults for prompted values.],defaults="yes",defaults="no")
 AC_ARG_WITH(root-access,[  --without-root-access   The agent does not exit if it can not open /dev/kmem.])

 dnl Only define if specifically chosen as --without (ie, default to true).
 if test "x$with_root_access" = "xno"; then
   AC_DEFINE(NO_ROOT_ACCESS)
 fi

 dnl Checks for programs.
 AC_CHECK_PROGS(CC,cc gcc c89 shlicc2,cc)
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
 AC_PROG_RANLIB
 AC_PATH_PROG(PSPROG,ps)
 AC_PATH_PROG(UNAMEPROG,uname)
 AC_DEFINE_UNQUOTED(UNAMEPROG,"$UNAMEPROG")
 AC_CHECK_PROGS(SED,sed gsed)

 AC_AIX

 dnl system check
 AC_CANONICAL_SYSTEM
 changequote(, )
 CFLAGS="$CFLAGS -D`echo $target_os | sed 's/[-._].*//'`"
 changequote([, ])

 AC_MSG_CHECKING(for additional cpp flags)
 dnl gcc extra CPPFLAGS
 if test "x$GCC" = "xyes" -a "x$CPP" = "x$CC -E"; then
   dnl extra cpp flags for gnu c compiler to allow .in file extensions.
   EXTRACPPFLAGS="-x c"
 else
   EXTRACPPFLAGS=""
 fi
 dnl Solaris extra cpp flags.
 if test "x$GCC" != "xyes"; then
   case $target_os in
     solaris*) EXTRACPPFLAGS="$EXTRACPPFLAGS -Xs" ;;
   esac
 fi

 AC_SUBST(EXTRACPPFLAGS,$EXTRACPPFLAGS)
 AC_MSG_RESULT($EXTRACPPFLAGS)

 dnl Set SNMPLIBPATH
 if test "x$prefix" = "xNONE"; then
 AC_DEFINE_UNQUOTED(SNMPLIBPATH,"$ac_default_prefix/lib/snmp")
 else
 AC_DEFINE_UNQUOTED(SNMPLIBPATH,"$prefix/lib/snmp")
 fi

 dnl
 dnl Check for kernel location
 dnl

 AC_CACHE_CHECK(for location of sytem kernel,ac_cv_KERNEL_LOC,
 [ac_cv_KERNEL_LOC="unknown"
 for i in /vmunix /hp-ux /stand/vmunix /kernel/unix /dev/ksyms /kernel/genunix /netbsd /unix /kernel /bsd
   do
   if test -f $i; then
     ac_cv_KERNEL_LOC="$i"
     break;
   fi
 done
 if test $i = "unknown"; then
   AC_MSG_WARN(Can't find system kernel...  Setting to /vmunix)
   ac_cv_KERNEL_LOC="/vmunix"
 fi
 ])

 AC_DEFINE_UNQUOTED(KERNEL_LOC,"$ac_cv_KERNEL_LOC")

 dnl
 dnl Check for mount table location
 dnl

 AC_CACHE_CHECK(for mount table location,ac_cv_ETC_MNTTAB,
 [ac_cv_ETC_MNTTAB="unknown"
 for i in /etc/mnttab /etc/mtab
   do
   if test -f $i; then
     ac_cv_ETC_MNTTAB="$i"
     break;
   fi
 done
 ])

 AC_DEFINE_UNQUOTED(ETC_MNTTAB,"$ac_cv_ETC_MNTTAB")

 dnl Check for /dev/dmem or /dev/drum location
 AC_CACHE_CHECK(for location of swap device,ac_cv_DMEM_LOC,
 [
 dnl First determine if test expects a -f or a -c (character device (SYSV))

 if test -f /dev/kmem; then
   CTEST="test -f"
 elif test -c /dev/kmem; then
   CTEST="test -c"
 else
   dnl fall back
   CTEST="test -f"
 fi

 if $CTEST /dev/dmem; then
   ac_cv_DMEM_LOC="/dev/dmem"
 elif $CTEST /dev/drum; then
   ac_cv_DMEM_LOC="/dev/drum"
 else
   ac_cv_DMEM_LOC="none"
 fi
 ])

 if test "x$ac_cv_DMEM_LOC" != "xnone"; then
   AC_DEFINE_UNQUOTED(DMEM_LOC,"$ac_cv_DMEM_LOC")
 fi

 dnl Checks for libraries.
 dnl AC_CHECK_LIB(des, main)
 AC_CHECK_LIB(elf, nlist)
 AC_CHECK_LIB(m, asin)
 AC_CHECK_LIB(nsl, gethostbyname)
 AC_CHECK_LIB(socket, getservbyname)
 dnl AC_CHECK_LIB(ucb, bzero)

 dnl Replace `main' with a function in -ltcl:
 dnl AC_CHECK_LIB(tcl, main)
 dnl Replace `main' with a function in -ltk:
 dnl AC_CHECK_LIB(tk, main)
 dnl Replace `main' with a function in -lkstat:
 AC_CHECK_LIB(kstat, kstat_lookup)
 dnl Replace `main' with a function in -lkvm:
 AC_CHECK_LIB(kvm, kvm_read)
 dnl Check for nlist in mld (irix)
 AC_CHECK_LIB(mld, nlist)

 dnl Checks for header files.
 AC_HEADER_STDC
 AC_HEADER_DIRENT
 AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(strings.h fcntl.h limits.h sys/file.h sys/ioctl.h syslog.h unistd.h netinet/tcpip.h netinet/in.h sys/dmap.h machine/pte.h xti.h sys/sockio.h fstab.h sys/fs.h mtab.h ufs/fs.h ufs/ffs/fs.h sys/fixpoint.h machine/param.h sys/vm.h vm/vm.h sys/vmmeter.h sys/vmparam.h sys/vmmac.h sys/vmsystm.h sys/mbuf.h sys/time.h sys/swap.h inet/mib2.h sys/statvfs.h sys/vfs.h sys/mnttab.h sys/user.h sys/proc.h sys/select.h mntent.h)
 dnl FreeBSD required headers
 AC_CHECK_HEADERS(malloc.h sys/param.h net/if_dl.h sys/sysctl.h stdlib.h net/if_types.h)
 dnl Linux (lame) doesn't have these
 AC_CHECK_HEADERS(sys/conf.h netinet/in_var.h netinet/in_pcb.h netinet/if_ether.h netinet/ip_var.h netinet/tcp_timer.h netinet/tcp_var.h netinet/tcp_fsm.h netinet/udp_var.h netinet/icmp_var.h sys/protosw.h)
 dnl NetBSD required headers
 AC_CHECK_HEADERS(arpa/inet.h kvm.h)
 dnl BSDi2 headers
 AC_CHECK_HEADERS(sys/mount.h vm/swap_pager.h)

 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_OFF_T
 AC_TYPE_PID_T
 AC_HEADER_TIME

 dnl Check ps args
 AC_CACHE_CHECK(for correct flags to ps, ac_cv_ps_flags,
 [if test "`($PSPROG -e 2>&1) | egrep ' ps$' | awk '{print $NF}'`" = "ps" ; then
   ac_cv_ps_flags="-e"
 elif test "`($PSPROG -el 2>&1) | egrep ' ps$' | awk '{print $NF}''`" = "ps" ; then
   ac_cv_ps_flags="-el"
 elif test "`($PSPROG -acx 2>&1) | egrep ' ps$' | awk '{print $NF}''`" = "ps" ; then
   ac_cv_ps_flags="-acx"
 else
   AC_MSG_WARN(Unable to determine valid ps flags...  defaulting...)
   ac_cv_ps_flags="-acx"
 fi
 ])

 AC_DEFINE_UNQUOTED(PSCMD, "$PSPROG $ac_cv_ps_flags")

 dnl Checks for byte order
 AC_C_BIGENDIAN

 dnl Checks for library functions.
 AC_FUNC_ALLOCA
 AC_PROG_GCC_TRADITIONAL
 AC_FUNC_MEMCMP
 AC_TYPE_SIGNAL
 AC_FUNC_GETMNTENT
 AC_CHECK_FUNCS(setmntent gethostname gettimeofday select socket strtol)
 AC_CHECK_FUNCS(strchr memcpy memmove index bcopy signal sigset sigblock sighold)
 AC_CHECK_FUNCS(random lrand48 rand)
 AC_CHECK_FUNCS(getloadavg)
 AC_CHECK_FUNCS(kvm_openfiles)
 dnl BSDi2 functions differ
 AC_CHECK_FUNCS(statvfs statfs)

 dnl check if compiler accepts void pointers
 AC_CACHE_CHECK(if $CC allows pointers to void,ac_cv_PTR_TO_VOID,
 [
 AC_TRY_COMPILE([
 void generic_function(a)
   void *a;
 {
 }
 ],[
 char *cp;
 generic_function((void *) cp);
 ], ac_cv_PTR_TO_VOID=yes, ac_cv_PTR_TO_VOID=no)])

 if test "x$ac_cv_PTR_TO_VOID" = "xno"; then
   AC_DEFINE(void,char)
 fi

 dnl checking for 4.3 vs 4.4 rtentry.
 AC_CACHE_CHECK(type of rtentry structure,ac_cv_RTENTRY_TYPE,
 [

 dnl 4.4 compat
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #define KERNEL
 #define _KERNEL
 #include <sys/socket.h>
 #undef KERNEL
 #undef _KERNEL
 #include <net/route.h>
 ],[
   struct rtentry rt;
   rt.rt_nodes[0].rn_b = 1;
   ], ac_cv_RTENTRY_TYPE="BSD-4.4")

 dnl 4.3 compat
 if test "x$ac_cv_RTENTRY_TYPE" = "x"; then
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #define KERNEL
 #define _KERNEL
 #include <sys/socket.h>
 #undef KERNEL
 #undef _KERNEL
 #include <net/route.h>
 ],[
 struct rtentry rt;
 rt.rt_hash;
 ], ac_cv_RTENTRY_TYPE="BSD-4.3")
 fi

 dnl else ack.
 if test "x$ac_cv_RTENTRY_TYPE" = "x"; then
   AC_MSG_WARN(Unknown)
   ac_cv_RTENTRY_TYPE="unknown"
 fi

 ])

 if test "x$ac_cv_RTENTRY_TYPE" = "xBSD-4.4"; then
   AC_DEFINE(RTENTRY_4_4)
 fi

 dnl checking for alpha's ortentry vs rtentry
 if test "x$ac_cv_RTENTRY_TYPE" = "xunknown"; then
 AC_CACHE_CHECK(for struct rtentry, ac_cv_struct_rtentry,
 [AC_EGREP_CPP(ortentry, [#define KERNEL
 #include<net/route.h>
 ],  ac_cv_struct_rtentry=ortentry,  ac_cv_struct_rtentry=rtentry )
 if test "x$ac_cv_struct_rtentry" = "xrtentry" ; then
   AC_DEFINE(RTENTRY,struct rtentry)
 else
   AC_DEFINE(RTENTRY,struct ortentry)
 fi
 ])
 else
   RTENTRY_TYPE="rtentry"
   AC_DEFINE(RTENTRY,struct rtentry)
 fi

 dnl check for 4.3's rtentry->rt_next
 if test "x$ac_cv_RTENTRY_TYPE" = "xBSD-4.3"; then
 AC_CACHE_CHECK(for struct rtentry has a rt_next node,
 	ac_cv_struct_rtentry_rt_next,
 [
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #define KERNEL
 #define _KERNEL
 #include <sys/socket.h>
 #undef KERNEL
 #undef _KERNEL
 #include <net/route.h>
 ],[
 struct rtentry rt;
 rt.rt_next;
 ], ac_cv_struct_rtentry_rt_next=yes,  ac_cv_struct_rtentry_rt_next=no )
 ])

 if test "x$ac_cv_struct_rtentry_rt_next" = "xyes"; then
   AC_DEFINE(RTENTRY_RT_NEXT)
 fi

 fi

 dnl Check tcpstat for tcpstat.tcp_rcvmemdrop
 AC_CHECK_STRUCT_FOR([
 #ifdef HAVE_NETINET_TCP_VAR_H
 #include<netinet/tcp_var.h>
 #endif
 ], tcpstat, tcp_rcvmemdrop)

 dnl Check ifnet entries using macro defined in aclocal.m4.
 AC_CHECK_IFNET_FOR(if_baudrate)
 AC_CHECK_IFNET_FOR(if_type)
 AC_CHECK_IFNET_FOR(if_imcasts)
 AC_CHECK_IFNET_FOR(if_iqdrops)
 AC_CHECK_IFNET_FOR(if_noproto)
 AC_CHECK_IFNET_FOR(if_omcasts)
 AC_CHECK_IFNET_FOR(if_xname,no)
 AC_CHECK_IFNET_FOR(if_lastchange.tv_sec)
 AC_CHECK_IFNET_FOR(if_obytes)
 AC_CHECK_IFNET_FOR(if_ibytes)

 AC_CHECK_STRUCT_FOR([
 #if HAVE_NETINET_UDP_VAR_H
 #include <netinet/udp_var.h>
 #endif
 ],udpstat,udps_discard)

 AC_CHECK_STRUCT_FOR([
 #include<sys/types.h>
 #include<sys/socket.h>
 #include<net/if.h>
 #if HAVE_NETINET_IN_H
 #include<netinet/in.h>
 #endif
 #if HAVE_NETINET_IF_ETHER_H
 #include<netinet/if_ether.h>
 #endif
 ],arphd,at_next)

 AC_CACHE_CHECK(if you have run configure before, ac_cv_have_warned,
 [
 if test "x$defaults" = "xno"; then
 cat << EOF

 	 ************** Configuration Section **************

 	You are about to be prompted by a series of questions.  Answer
 them carefully, as they determine how the snmp agent and related
 applications are to function.

 	After the configure script finishes, you can browse the newly
 created config.h file for further - less important - parameters to
 modify.  Be careful if you re-run configure though since config.h will
 be over written.

 -Press return to continue-
 EOF

 read tmpinput
 ac_cv_have_warned="yes"
 echo $ac_n "disabling above prompt for future runs...  $ac_c"
 else
   ac_cv_have_warned="no"
 fi
 ])

 ME=`whoami`
 if test -f /etc/resolv.conf; then
   LOC=`cat /etc/resolv.conf | grep '^domain' | tail -1 | awk '{print $NF}'`
 else
   LOC="@no.where"
 fi

 AC_PROMPT_USER(SYS_CONTACT,[

 *** System Contact Information:

 	Describes who should be contacted about the host the agent is
 running on.  This information is available in the MIB-II tree.  This
 Can Also Be Over-Ridden Using The \"syscontact\" Syntax In The Agent'S
 Configuration Files.

 System Contact Information],$ME@$LOC,1)

 AC_PROMPT_USER(SYS_LOC,[

 *** System Location:

 	Describes the location of the system.  This information is
 available in the MIB-II tree.  This Can Also Be Over-Ridden Using The
 \"syslocation\" Syntax In The Agent'S Configuration Files.

 System Location],Unknown,1)

 if test -d /var/log; then
   defaultlog="/var/log/snmpd.log"
 else
   defaultlog="/usr/adm/snmpd.log"
 fi

 AC_PROMPT_USER(LOGFILE,[

 *** Logfile location:

 	Enter the default location for the snmpd agent to dump
 information & errors to.  If not defined (enter the keyword \"none\"
 at the prompt below) the agent will use stdout and stderr instead.
 (Note: This value can be over-ridden using the command line options.)

 Location to write logfile],$defaultlog,1)

 AC_PROMPT_USER(GLOBALSECURITY,[

 *** SNMP Security/Authentication:

 	You may pick one of two types of SNMP authentication to use
 for this agent.  Only the extensible section is affected by the
 following choices.  This will be handled better in version 3.2 and
 above.  Note that to use anything other than SNMPV1 the configuration
 files must be set up properly for SNMPV2 usage.

 	(Encryption is not supported because of U.S. cryptography laws)

 SNMPV1       Any type of snmp transmission can access the extensible tree.
 SNMPV2ANY    Any type of snmpV2 transmissions can access the extensible tree.
 SNMPV2AUTH   Only authenticated V2 transmissions can access the extensible tree.

 	If you don't understand any of the above sentences: pick SNMPV1.

 What type of security to use],SNMPV1)

 AC_OUTPUT(Makefile snmplib/Makefile snmptcl/Makefile agent/Makefile apps/Makefile apps/snmpnetstat/Makefile agent/extensible/Makefile local/Makefile man/Makefile ov/Makefile, echo timestamp > stamp-h)

 dnl Local Variables:
 dnl mode: sh
 dnl End:
	dnl Process this file with autoconf to produce a configure script.
	AC_INIT(agent/extensible/extensible.c)
	AC_CONFIG_HEADER(config.h)

	AC_ARG_ENABLE(debugging,[ --enable-debugging Outputs extra debugging information.],AC_DEFINE(DODEBUG))
	AC_ARG_WITH(defaults,[ --with-defaults Use defaults for prompted values.],defaults="yes",defaults="no")
	AC_ARG_WITH(root-access,[ --without-root-access The agent does not exit if it can not open /dev/kmem.])

	dnl Only define if specifically chosen as --without (ie, default to true).
	if test "x$with_root_access" = "xno"; then
	AC_DEFINE(NO_ROOT_ACCESS)
	fi

	dnl Checks for programs.
	AC_CHECK_PROGS(CC,cc gcc c89 shlicc2,cc)
	AC_PROG_CC
	AC_PROG_CPP
	AC_PROG_INSTALL
	AC_PROG_LN_S
	AC_PROG_MAKE_SET
	AC_PROG_RANLIB
	AC_PATH_PROG(PSPROG,ps)
	AC_PATH_PROG(UNAMEPROG,uname)
	AC_DEFINE_UNQUOTED(UNAMEPROG,"$UNAMEPROG")
	AC_CHECK_PROGS(SED,sed gsed)

	AC_AIX

	dnl system check
	AC_CANONICAL_SYSTEM
	changequote(, )
	CFLAGS="$CFLAGS -D`echo $target_os \| sed 's/[-._].*//'`"
	changequote([, ])

	AC_MSG_CHECKING(for additional cpp flags)
	dnl gcc extra CPPFLAGS
	if test "x$GCC" = "xyes" -a "x$CPP" = "x$CC -E"; then
	dnl extra cpp flags for gnu c compiler to allow .in file extensions.
	EXTRACPPFLAGS="-x c"
	else
	EXTRACPPFLAGS=""
	fi
	dnl Solaris extra cpp flags.
	if test "x$GCC" != "xyes"; then
	case $target_os in
	solaris*) EXTRACPPFLAGS="$EXTRACPPFLAGS -Xs" ;;
	esac
	fi

	AC_SUBST(EXTRACPPFLAGS,$EXTRACPPFLAGS)
	AC_MSG_RESULT($EXTRACPPFLAGS)

	dnl Set SNMPLIBPATH
	if test "x$prefix" = "xNONE"; then
	AC_DEFINE_UNQUOTED(SNMPLIBPATH,"$ac_default_prefix/lib/snmp")
	else
	AC_DEFINE_UNQUOTED(SNMPLIBPATH,"$prefix/lib/snmp")
	fi

	dnl
	dnl Check for kernel location
	dnl

	AC_CACHE_CHECK(for location of sytem kernel,ac_cv_KERNEL_LOC,
	[ac_cv_KERNEL_LOC="unknown"
	for i in /vmunix /hp-ux /stand/vmunix /kernel/unix /dev/ksyms /kernel/genunix /netbsd /unix /kernel /bsd
	do
	if test -f $i; then
	ac_cv_KERNEL_LOC="$i"
	break;
	fi
	done
	if test $i = "unknown"; then
	AC_MSG_WARN(Can't find system kernel... Setting to /vmunix)
	ac_cv_KERNEL_LOC="/vmunix"
	fi
	])

	AC_DEFINE_UNQUOTED(KERNEL_LOC,"$ac_cv_KERNEL_LOC")

	dnl
	dnl Check for mount table location
	dnl

	AC_CACHE_CHECK(for mount table location,ac_cv_ETC_MNTTAB,
	[ac_cv_ETC_MNTTAB="unknown"
	for i in /etc/mnttab /etc/mtab
	do
	if test -f $i; then
	ac_cv_ETC_MNTTAB="$i"
	break;
	fi
	done
	])

	AC_DEFINE_UNQUOTED(ETC_MNTTAB,"$ac_cv_ETC_MNTTAB")

	dnl Check for /dev/dmem or /dev/drum location
	AC_CACHE_CHECK(for location of swap device,ac_cv_DMEM_LOC,
	[
	dnl First determine if test expects a -f or a -c (character device (SYSV))

	if test -f /dev/kmem; then
	CTEST="test -f"
	elif test -c /dev/kmem; then
	CTEST="test -c"
	else
	dnl fall back
	CTEST="test -f"
	fi

	if $CTEST /dev/dmem; then
	ac_cv_DMEM_LOC="/dev/dmem"
	elif $CTEST /dev/drum; then
	ac_cv_DMEM_LOC="/dev/drum"
	else
	ac_cv_DMEM_LOC="none"
	fi
	])

	if test "x$ac_cv_DMEM_LOC" != "xnone"; then
	AC_DEFINE_UNQUOTED(DMEM_LOC,"$ac_cv_DMEM_LOC")
	fi

	dnl Checks for libraries.
	dnl AC_CHECK_LIB(des, main)
	AC_CHECK_LIB(elf, nlist)
	AC_CHECK_LIB(m, asin)
	AC_CHECK_LIB(nsl, gethostbyname)
	AC_CHECK_LIB(socket, getservbyname)
	dnl AC_CHECK_LIB(ucb, bzero)

	dnl Replace `main' with a function in -ltcl:
	dnl AC_CHECK_LIB(tcl, main)
	dnl Replace `main' with a function in -ltk:
	dnl AC_CHECK_LIB(tk, main)
	dnl Replace `main' with a function in -lkstat:
	AC_CHECK_LIB(kstat, kstat_lookup)
	dnl Replace `main' with a function in -lkvm:
	AC_CHECK_LIB(kvm, kvm_read)
	dnl Check for nlist in mld (irix)
	AC_CHECK_LIB(mld, nlist)

	dnl Checks for header files.
	AC_HEADER_STDC
	AC_HEADER_DIRENT
	AC_HEADER_SYS_WAIT
	AC_CHECK_HEADERS(strings.h fcntl.h limits.h sys/file.h sys/ioctl.h syslog.h unistd.h netinet/tcpip.h netinet/in.h sys/dmap.h machine/pte.h xti.h sys/sockio.h fstab.h sys/fs.h mtab.h ufs/fs.h ufs/ffs/fs.h sys/fixpoint.h machine/param.h sys/vm.h vm/vm.h sys/vmmeter.h sys/vmparam.h sys/vmmac.h sys/vmsystm.h sys/mbuf.h sys/time.h sys/swap.h inet/mib2.h sys/statvfs.h sys/vfs.h sys/mnttab.h sys/user.h sys/proc.h sys/select.h mntent.h)
	dnl FreeBSD required headers
	AC_CHECK_HEADERS(malloc.h sys/param.h net/if_dl.h sys/sysctl.h stdlib.h net/if_types.h)
	dnl Linux (lame) doesn't have these
	AC_CHECK_HEADERS(sys/conf.h netinet/in_var.h netinet/in_pcb.h netinet/if_ether.h netinet/ip_var.h netinet/tcp_timer.h netinet/tcp_var.h netinet/tcp_fsm.h netinet/udp_var.h netinet/icmp_var.h sys/protosw.h)
	dnl NetBSD required headers
	AC_CHECK_HEADERS(arpa/inet.h kvm.h)
	dnl BSDi2 headers
	AC_CHECK_HEADERS(sys/mount.h vm/swap_pager.h)

	dnl Checks for typedefs, structures, and compiler characteristics.
	AC_TYPE_OFF_T
	AC_TYPE_PID_T
	AC_HEADER_TIME

	dnl Check ps args
	AC_CACHE_CHECK(for correct flags to ps, ac_cv_ps_flags,
	[if test "`($PSPROG -e 2>&1) \| egrep ' ps$' \| awk '{print $NF}'`" = "ps" ; then
	ac_cv_ps_flags="-e"
	elif test "`($PSPROG -el 2>&1) \| egrep ' ps$' \| awk '{print $NF}''`" = "ps" ; then
	ac_cv_ps_flags="-el"
	elif test "`($PSPROG -acx 2>&1) \| egrep ' ps$' \| awk '{print $NF}''`" = "ps" ; then
	ac_cv_ps_flags="-acx"
	else
	AC_MSG_WARN(Unable to determine valid ps flags... defaulting...)
	ac_cv_ps_flags="-acx"
	fi
	])

	AC_DEFINE_UNQUOTED(PSCMD, "$PSPROG $ac_cv_ps_flags")

	dnl Checks for byte order
	AC_C_BIGENDIAN

	dnl Checks for library functions.
	AC_FUNC_ALLOCA
	AC_PROG_GCC_TRADITIONAL
	AC_FUNC_MEMCMP
	AC_TYPE_SIGNAL
	AC_FUNC_GETMNTENT
	AC_CHECK_FUNCS(setmntent gethostname gettimeofday select socket strtol)
	AC_CHECK_FUNCS(strchr memcpy memmove index bcopy signal sigset sigblock sighold)
	AC_CHECK_FUNCS(random lrand48 rand)
	AC_CHECK_FUNCS(getloadavg)
	AC_CHECK_FUNCS(kvm_openfiles)
	dnl BSDi2 functions differ
	AC_CHECK_FUNCS(statvfs statfs)

	dnl check if compiler accepts void pointers
	AC_CACHE_CHECK(if $CC allows pointers to void,ac_cv_PTR_TO_VOID,
	[
	AC_TRY_COMPILE([
	void generic_function(a)
	void *a;
	{
	}
	],[
	char *cp;
	generic_function((void *) cp);
	], ac_cv_PTR_TO_VOID=yes, ac_cv_PTR_TO_VOID=no)])

	if test "x$ac_cv_PTR_TO_VOID" = "xno"; then
	AC_DEFINE(void,char)
	fi

	dnl checking for 4.3 vs 4.4 rtentry.
	AC_CACHE_CHECK(type of rtentry structure,ac_cv_RTENTRY_TYPE,
	[

	dnl 4.4 compat
	AC_TRY_COMPILE([
	#include <sys/types.h>
	#define KERNEL
	#define _KERNEL
	#include <sys/socket.h>
	#undef KERNEL
	#undef _KERNEL
	#include <net/route.h>
	],[
	struct rtentry rt;
	rt.rt_nodes[0].rn_b = 1;
	], ac_cv_RTENTRY_TYPE="BSD-4.4")

	dnl 4.3 compat
	if test "x$ac_cv_RTENTRY_TYPE" = "x"; then
	AC_TRY_COMPILE([
	#include <sys/types.h>
	#define KERNEL
	#define _KERNEL
	#include <sys/socket.h>
	#undef KERNEL
	#undef _KERNEL
	#include <net/route.h>
	],[
	struct rtentry rt;
	rt.rt_hash;
	], ac_cv_RTENTRY_TYPE="BSD-4.3")
	fi

	dnl else ack.
	if test "x$ac_cv_RTENTRY_TYPE" = "x"; then
	AC_MSG_WARN(Unknown)
	ac_cv_RTENTRY_TYPE="unknown"
	fi

	])

	if test "x$ac_cv_RTENTRY_TYPE" = "xBSD-4.4"; then
	AC_DEFINE(RTENTRY_4_4)
	fi

	dnl checking for alpha's ortentry vs rtentry
	if test "x$ac_cv_RTENTRY_TYPE" = "xunknown"; then
	AC_CACHE_CHECK(for struct rtentry, ac_cv_struct_rtentry,
	[AC_EGREP_CPP(ortentry, [#define KERNEL
	#include<net/route.h>
	], ac_cv_struct_rtentry=ortentry, ac_cv_struct_rtentry=rtentry )
	if test "x$ac_cv_struct_rtentry" = "xrtentry" ; then
	AC_DEFINE(RTENTRY,struct rtentry)
	else
	AC_DEFINE(RTENTRY,struct ortentry)
	fi
	])
	else
	RTENTRY_TYPE="rtentry"
	AC_DEFINE(RTENTRY,struct rtentry)
	fi

	dnl check for 4.3's rtentry->rt_next
	if test "x$ac_cv_RTENTRY_TYPE" = "xBSD-4.3"; then
	AC_CACHE_CHECK(for struct rtentry has a rt_next node,
	ac_cv_struct_rtentry_rt_next,
	[
	AC_TRY_COMPILE([
	#include <sys/types.h>
	#define KERNEL
	#define _KERNEL
	#include <sys/socket.h>
	#undef KERNEL
	#undef _KERNEL
	#include <net/route.h>
	],[
	struct rtentry rt;
	rt.rt_next;
	], ac_cv_struct_rtentry_rt_next=yes, ac_cv_struct_rtentry_rt_next=no )
	])

	if test "x$ac_cv_struct_rtentry_rt_next" = "xyes"; then
	AC_DEFINE(RTENTRY_RT_NEXT)
	fi

	fi

	dnl Check tcpstat for tcpstat.tcp_rcvmemdrop
	AC_CHECK_STRUCT_FOR([
	#ifdef HAVE_NETINET_TCP_VAR_H
	#include<netinet/tcp_var.h>
	#endif
	], tcpstat, tcp_rcvmemdrop)

	dnl Check ifnet entries using macro defined in aclocal.m4.
	AC_CHECK_IFNET_FOR(if_baudrate)
	AC_CHECK_IFNET_FOR(if_type)
	AC_CHECK_IFNET_FOR(if_imcasts)
	AC_CHECK_IFNET_FOR(if_iqdrops)
	AC_CHECK_IFNET_FOR(if_noproto)
	AC_CHECK_IFNET_FOR(if_omcasts)
	AC_CHECK_IFNET_FOR(if_xname,no)
	AC_CHECK_IFNET_FOR(if_lastchange.tv_sec)
	AC_CHECK_IFNET_FOR(if_obytes)
	AC_CHECK_IFNET_FOR(if_ibytes)

	AC_CHECK_STRUCT_FOR([
	#if HAVE_NETINET_UDP_VAR_H
	#include <netinet/udp_var.h>
	#endif
	],udpstat,udps_discard)

	AC_CHECK_STRUCT_FOR([
	#include<sys/types.h>
	#include<sys/socket.h>
	#include<net/if.h>
	#if HAVE_NETINET_IN_H
	#include<netinet/in.h>
	#endif
	#if HAVE_NETINET_IF_ETHER_H
	#include<netinet/if_ether.h>
	#endif
	],arphd,at_next)

	AC_CACHE_CHECK(if you have run configure before, ac_cv_have_warned,
	[
	if test "x$defaults" = "xno"; then
	cat << EOF

	************ Configuration Section ************

	You are about to be prompted by a series of questions. Answer
	them carefully, as they determine how the snmp agent and related
	applications are to function.

	After the configure script finishes, you can browse the newly
	created config.h file for further - less important - parameters to
	modify. Be careful if you re-run configure though since config.h will
	be over written.

	-Press return to continue-
	EOF

	read tmpinput
	ac_cv_have_warned="yes"
	echo $ac_n "disabling above prompt for future runs... $ac_c"
	else
	ac_cv_have_warned="no"
	fi
	])

	ME=`whoami`
	if test -f /etc/resolv.conf; then
	LOC=`cat /etc/resolv.conf \| grep '^domain' \| tail -1 \| awk '{print $NF}'`
	else
	LOC="@no.where"
	fi

	AC_PROMPT_USER(SYS_CONTACT,[

	*** System Contact Information:

	Describes who should be contacted about the host the agent is
	running on. This information is available in the MIB-II tree. This
	Can Also Be Over-Ridden Using The \"syscontact\" Syntax In The Agent'S
	Configuration Files.

	System Contact Information],$ME@$LOC,1)

	AC_PROMPT_USER(SYS_LOC,[

	*** System Location:

	Describes the location of the system. This information is
	available in the MIB-II tree. This Can Also Be Over-Ridden Using The
	\"syslocation\" Syntax In The Agent'S Configuration Files.

	System Location],Unknown,1)

	if test -d /var/log; then
	defaultlog="/var/log/snmpd.log"
	else
	defaultlog="/usr/adm/snmpd.log"
	fi

	AC_PROMPT_USER(LOGFILE,[

	*** Logfile location:

	Enter the default location for the snmpd agent to dump
	information & errors to. If not defined (enter the keyword \"none\"
	at the prompt below) the agent will use stdout and stderr instead.
	(Note: This value can be over-ridden using the command line options.)

	Location to write logfile],$defaultlog,1)

	AC_PROMPT_USER(GLOBALSECURITY,[

	*** SNMP Security/Authentication:

	You may pick one of two types of SNMP authentication to use
	for this agent. Only the extensible section is affected by the
	following choices. This will be handled better in version 3.2 and
	above. Note that to use anything other than SNMPV1 the configuration
	files must be set up properly for SNMPV2 usage.

	(Encryption is not supported because of U.S. cryptography laws)

	SNMPV1 Any type of snmp transmission can access the extensible tree.
	SNMPV2ANY Any type of snmpV2 transmissions can access the extensible tree.
	SNMPV2AUTH Only authenticated V2 transmissions can access the extensible tree.

	If you don't understand any of the above sentences: pick SNMPV1.

	What type of security to use],SNMPV1)

	AC_OUTPUT(Makefile snmplib/Makefile snmptcl/Makefile agent/Makefile apps/Makefile apps/snmpnetstat/Makefile agent/extensible/Makefile local/Makefile man/Makefile ov/Makefile, echo timestamp > stamp-h)

	dnl Local Variables:
	dnl mode: sh
	dnl End: