--- a/configure.in
+++ b/configure.in
@@ -2,11 +2,10 @@ dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT(yasr, 0.6.9, mgorse@alum.wpi.edu)
 AM_INIT_AUTOMAKE()
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 AC_ISC_POSIX
 AC_PROG_CC
-AM_PROG_CC_STDC
 AC_HEADER_STDC
 AC_PROG_INSTALL
 dnl Checks for libraries.