--- a/configure.in
+++ b/configure.in
@@ -95,44 +95,10 @@
 AC_REPLACE_FUNCS(strlcpy strlcat strsep setproctitle daemon)
 
 dnl Checks for libevent
-AC_MSG_CHECKING(for libevent)
-AC_ARG_WITH(libevent,
-[  --with-libevent=DIR     use libevent in DIR],
-[ case "$withval" in
-  yes|no)
-     AC_MSG_RESULT(no)
-     ;;
-  *)
-     AC_MSG_RESULT($withval)
-     if test -f $withval/include/event.h -a -f $withval/lib/libevent.a; then
-        owd=`pwd`
-        if cd $withval; then withval=`pwd`; cd $owd; fi
-        EVENTINC="-I$withval/include"
-        EVENTLIB="-L$withval/lib -levent"
-     elif test -f $withval/event.h -a -f $withval/libevent.a; then
-        owd=`pwd`
-        if cd $withval; then withval=`pwd`; cd $owd; fi
-        EVENTINC="-I$withval"
-        EVENTLIB="-L$withval -levent"
-     else
-        AC_ERROR(event.h or libevent.a not found in $withval)
-     fi
-     ;;
-  esac ],
-[ if test -f ${prefix}/include/event.h -a -f ${prefix}/lib/libevent.a;
-then
-     EVENTINC="-I${prefix}/include"
-     EVENTLIB="-L${prefix}/lib -levent"
-  elif test -f /usr/include/event.h; then
-     EVENTLIB="-levent"
-  else
-     AC_MSG_RESULT(no)
-     AC_ERROR(libevent not found)
-  fi
-  AC_MSG_RESULT(yes) ]
-)
-AC_SUBST(EVENTINC)
-AC_SUBST(EVENTLIB)
+PKG_CHECK_MODULES(LIBEVENT,libevent,,)
+
+AC_SUBST(LIBEVENT_CFLAGS)
+AC_SUBST(LIBEVENT_LIBS)
 
 if test "x${sysconfdir}" = 'x${prefix}/etc'; then
     csysconfdir="${prefix}/etc"
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -5,7 +5,7 @@
 nylon_SOURCES = nylon.c print.c cfg.c expanda.c net.c access.c atomicio.c \
                 socks4.c socks5.c mirror.c cleanup.c misc.c
 
-AM_CFLAGS = @EVENTINC@ -Wall -g
-LDADD = @EVENTLIB@ @LIBOBJS@
+AM_CFLAGS = @LIBEVENT_CFLAGS@
+LDADD = @LIBEVENT_LIBS@ @LIBOBJS@
 
 EXTRA_DIST = strlcpy.c strlcat.c setproctitle.c strsep.c err.c daemon.c