added checking for cdefs.h and sys/cdefs.h

diff --git a/configure.in b/configure.in
index fd82fa2eea5c5451d9f507f9cf13c7075ef813f9..5830b9d0443c2a6fd4667af1426fc18d851707af 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -78,7 +78,7 @@ dnl Checks for header files.
 AC_HEADER_DIRENT
 AC_HEADER_STDC
 AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS(fcntl.h limits.h strings.h sys/file.h sys/ioctl.h sys/time.h syslog.h unistd.h)
+AC_CHECK_HEADERS(cdefs.h fcntl.h limits.h strings.h sys/cdefs.h sys/file.h sys/ioctl.h sys/time.h syslog.h unistd.h)
 
 # Allow user to specify flags
 AC_ARG_WITH(cflags,