fixup! WIP: find libsystemd with autoconfig

kpasswd/Makefile.am

@@ -21,6 +21,10 @@ kpasswdd_LDADD = \
 	$(LIB_pidfile) \
 	$(LIB_dlopen) \
 	$(DB3LIB) $(DB1LIB) $(LMDBLIB) $(NDBMLIB)
+	
+if HAVE_SYSTEMD
+kpasswdd_LDADD += $(SYSTEMD_LIBS)
+endif
 
 LDADD = $(top_builddir)/lib/krb5/libkrb5.la \
 	$(LIB_hcrypto) \

kpasswd/kpasswdd.c

@@ -38,6 +38,9 @@ RCSID("$Id$");
 #ifdef HAVE_SYS_UN_H
 #include <sys/un.h>
 #endif
+#ifdef HAVE_SYSTEMD
+#include <systemd/sd-daemon.h>
+#endif
 #include <hdb.h>
 #include <kadm5/private.h>
 #include <kadm5/kadm5_err.h>
@@ -744,6 +747,10 @@ doit(krb5_keytab keytab, int port)
 	krb5_errx(context, 1, "No sockets!");
 
     roken_detach_finish(NULL, daemon_child);
+    
+    #ifdef HAVE_SYSTEMD
+    sd_notify(0, "READY=1");
+    #endif
 
     while (exit_flag == 0) {
 	krb5_ssize_t retx;
@@ -776,6 +783,10 @@ doit(krb5_keytab keytab, int port)
 			 buf, retx);
 	    }
     }
+    
+    #ifdef HAVE_SYSTEMD
+    sd_notify(0, "STOPPING=1");
+    #endif
 
     for (i = 0; i < n; ++i)
 	close(sockets[i]);