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-rw-r--r--configure.in3
1 files changed, 2 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index fc6955a..5a853ba 100644
--- a/configure.in
+++ b/configure.in
@@ -17,10 +17,11 @@ AM_CONDITIONAL(WITH_X, test x$no_x = x)
dnl Checks for header files.
AC_HEADER_STDC
-AC_CHECK_HEADERS(fcntl.h sys/ioctl.h sys/time.h unistd.h)
+AC_CHECK_HEADERS(fcntl.h sys/ioctl.h sys/time.h syslog.h unistd.h)
AC_CHECK_HEADERS(sys/io.h asm/io.h)
dnl Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
AC_TYPE_PID_T
AC_HEADER_TIME