+if test "$with_shadow" = yes ; then
+ { echo "$as_me:$LINENO: checking for DEC-style shadow passwords" >&5
+echo $ECHO_N "checking for DEC-style shadow passwords... $ECHO_C" >&6; }
+if test "${ac_cv_enhanced_passwd+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS`
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+ #include <unistd.h>
+ #include <sys/types.h>
+ #include <pwd.h>
+ #include <sys/security.h>
+ #include <prot.h>
+int
+main ()
+{
+struct pr_passwd *p;
+ const char *pw;
+ set_auth_parameters(0, 0);
+ check_auth_parameters();
+ p = getprpwnam("nobody");
+ pw = p->ufld.fd_encrypt;
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_cv_enhanced_passwd=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_enhanced_passwd=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_enhanced_passwd" >&5
+echo "${ECHO_T}$ac_cv_enhanced_passwd" >&6; }
+ if test $ac_cv_enhanced_passwd = yes; then
+ have_shadow_enhanced=yes
+ have_shadow=yes
+ need_setuid=yes
+
+ # On SCO, getprpwnam() is in -lprot (which uses nap() from -lx)
+ # (I'm told it needs -lcurses too, but I don't understand why.)
+ # But on DEC, it's in -lsecurity.
+ #
+ { echo "$as_me:$LINENO: checking for getprpwnam in -lprot" >&5
+echo $ECHO_N "checking for getprpwnam in -lprot... $ECHO_C" >&6; }
+if test "${ac_cv_lib_prot_getprpwnam+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lprot -lx $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char getprpwnam ();
+int
+main ()
+{
+return getprpwnam ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_prot_getprpwnam=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_prot_getprpwnam=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_prot_getprpwnam" >&5
+echo "${ECHO_T}$ac_cv_lib_prot_getprpwnam" >&6; }
+if test $ac_cv_lib_prot_getprpwnam = yes; then
+ PASSWD_LIBS="$PASSWD_LIBS -lprot -lcurses -lx"
+else
+ { echo "$as_me:$LINENO: checking for getprpwnam in -lsecurity" >&5
+echo $ECHO_N "checking for getprpwnam in -lsecurity... $ECHO_C" >&6; }
+if test "${ac_cv_lib_security_getprpwnam+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsecurity $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char getprpwnam ();
+int
+main ()
+{
+return getprpwnam ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_security_getprpwnam=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_security_getprpwnam=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_security_getprpwnam" >&5
+echo "${ECHO_T}$ac_cv_lib_security_getprpwnam" >&6; }
+if test $ac_cv_lib_security_getprpwnam = yes; then
+ PASSWD_LIBS="$PASSWD_LIBS -lsecurity"
+fi
+
+fi
+
+ fi
+fi
+
+###############################################################################
+#
+# Check for HP's entry in the "Not Invented Here" Sweepstakes.
+#
+###############################################################################
+
+if test "$with_shadow" = yes ; then
+ { echo "$as_me:$LINENO: checking for HP-style shadow passwords" >&5
+echo $ECHO_N "checking for HP-style shadow passwords... $ECHO_C" >&6; }
+if test "${ac_cv_hpux_passwd+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS`
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+ #include <unistd.h>
+ #include <sys/types.h>
+ #include <pwd.h>
+ #include <hpsecurity.h>
+ #include <prot.h>
+int
+main ()
+{
+struct s_passwd *p = getspwnam("nobody");
+ const char *pw = p->pw_passwd;
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_cv_hpux_passwd=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_hpux_passwd=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_hpux_passwd" >&5
+echo "${ECHO_T}$ac_cv_hpux_passwd" >&6; }
+ if test "$ac_cv_hpux_passwd" = yes; then
+ have_shadow_hpux=yes
+ have_shadow=yes
+ need_setuid=yes
+
+ # on HPUX, bigcrypt is in -lsec
+ { echo "$as_me:$LINENO: checking for bigcrypt in -lsec" >&5
+echo $ECHO_N "checking for bigcrypt in -lsec... $ECHO_C" >&6; }
+if test "${ac_cv_lib_sec_bigcrypt+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsec $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char bigcrypt ();
+int
+main ()
+{
+return bigcrypt ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_sec_bigcrypt=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_sec_bigcrypt=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_sec_bigcrypt" >&5
+echo "${ECHO_T}$ac_cv_lib_sec_bigcrypt" >&6; }
+if test $ac_cv_lib_sec_bigcrypt = yes; then
+ PASSWD_LIBS="$PASSWD_LIBS -lsec"
+fi
+
+ fi
+fi
+
+
+###############################################################################
+#
+# Check for FreeBSD-style shadow passwords.
+#
+# On FreeBSD, getpwnam() and friends work just like on non-shadow-
+# password systems -- except you only get stuff in the pw_passwd field
+# if the running program is setuid. So, guess that we've got this
+# lossage to contend with if /etc/master.passwd exists, and default to
+# a setuid installation.
+#
+###############################################################################
+
+if test "$with_shadow" = yes ; then
+ { echo "$as_me:$LINENO: checking for FreeBSD-style shadow passwords" >&5
+echo $ECHO_N "checking for FreeBSD-style shadow passwords... $ECHO_C" >&6; }
+if test "${ac_cv_master_passwd+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -f /etc/master.passwd ; then
+ ac_cv_master_passwd=yes
+ else
+ ac_cv_master_passwd=no
+ fi
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_master_passwd" >&5
+echo "${ECHO_T}$ac_cv_master_passwd" >&6; }
+ if test "$ac_cv_master_passwd" = yes; then
+ need_setuid=yes
+ fi
+fi
+
+
+###############################################################################
+#
+# Check for traditional (ha!) shadow passwords.
+#
+###############################################################################
+
+if test "$with_shadow" = yes ; then
+ { echo "$as_me:$LINENO: checking for generic shadow passwords" >&5
+echo $ECHO_N "checking for generic shadow passwords... $ECHO_C" >&6; }
+if test "${ac_cv_shadow+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS`
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+ #include <unistd.h>
+ #include <sys/types.h>
+ #include <pwd.h>
+ #include <shadow.h>
+int
+main ()
+{
+struct spwd *p = getspnam("nobody");
+ const char *pw = p->sp_pwdp;
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_cv_shadow=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_shadow=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_shadow" >&5
+echo "${ECHO_T}$ac_cv_shadow" >&6; }
+ if test "$ac_cv_shadow" = yes; then
+ have_shadow=yes
+ need_setuid=yes
+
+ # On some systems (UnixWare 2.1), getspnam() is in -lgen instead of -lc.
+ have_getspnam=no
+ { echo "$as_me:$LINENO: checking for getspnam in -lc" >&5
+echo $ECHO_N "checking for getspnam in -lc... $ECHO_C" >&6; }
+if test "${ac_cv_lib_c_getspnam+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lc $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char getspnam ();
+int
+main ()
+{
+return getspnam ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_c_getspnam=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_c_getspnam=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_c_getspnam" >&5
+echo "${ECHO_T}$ac_cv_lib_c_getspnam" >&6; }
+if test $ac_cv_lib_c_getspnam = yes; then
+ have_getspnam=yes
+fi
+
+ if test "$have_getspnam" = no ; then
+ { echo "$as_me:$LINENO: checking for getspnam in -lgen" >&5
+echo $ECHO_N "checking for getspnam in -lgen... $ECHO_C" >&6; }
+if test "${ac_cv_lib_gen_getspnam+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lgen $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char getspnam ();
+int
+main ()
+{
+return getspnam ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_gen_getspnam=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_gen_getspnam=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_gen_getspnam" >&5
+echo "${ECHO_T}$ac_cv_lib_gen_getspnam" >&6; }
+if test $ac_cv_lib_gen_getspnam = yes; then
+ have_getspnam=yes; PASSWD_LIBS="$PASSWD_LIBS -lgen"
+fi
+
+ fi
+ fi
+fi
+
+
+###############################################################################
+#
+# Check for other libraries needed for non-shadow passwords.
+#
+###############################################################################
+
+if test "$enable_locking" = yes ; then
+
+ # On some systems (UnixWare 2.1), crypt() is in -lcrypt instead of -lc.
+ have_crypt=no
+ { echo "$as_me:$LINENO: checking for crypt in -lc" >&5
+echo $ECHO_N "checking for crypt in -lc... $ECHO_C" >&6; }
+if test "${ac_cv_lib_c_crypt+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-lc $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char crypt ();
+int
+main ()
+{
+return crypt ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -rf conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -rf conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_lib_c_crypt=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_c_crypt=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_lib_c_crypt" >&5
+echo "${ECHO_T}$ac_cv_lib_c_crypt" >&6; }
+if test $ac_cv_lib_c_crypt = yes; then
+ have_crypt=yes
+fi