--- a/configure.ac
+++ b/configure.ac
@@ -51,7 +51,7 @@ AC_CHECK_HEADERS(stdio.h stdlib.h string
   syslog.h time.h errno.h sys/types.h sys/stat.h netinet/in.h \
   math.h sys/socket.h dirent.h ctype.h \
   mtent.h fcntl.h sys/param.h arpa/inet.h \
-  sys/vfs.h sys/pstat.h sys/sysinfo.h sys/statvfs.h sys/statfs.h \
+  sys/vfs.h sys/pstat.h sys/statvfs.h sys/statfs.h \
   sys/socket.h sys/loadavg.h arpa/inet.h \
   sys/vmmeter.h strings.h vm/vm_param.h \
   sys/time.h kstat.h sys/syscall.h sys/sysmacros.h \