Added configuration tests for presence of alarm(), pause(), and getpwent()
diff --git a/config.h.in b/config.h.in
index 30512ac..15c060b 100644
--- a/config.h.in
+++ b/config.h.in
@@ -151,6 +151,9 @@
 /* The number of bytes in a long.  */
 #undef SIZEOF_LONG
 
+/* Define if you have the alarm function.  */
+#undef HAVE_ALARM
+
 /* Define if you have the chown function.  */
 #undef HAVE_CHOWN
 
@@ -193,6 +196,9 @@
 /* Define if you have the getpid function.  */
 #undef HAVE_GETPID
 
+/* Define if you have the getpwent function.  */
+#undef HAVE_GETPWENT
+
 /* Define if you have the gettimeofday function.  */
 #undef HAVE_GETTIMEOFDAY
 
@@ -220,6 +226,9 @@
 /* Define if you have the nice function.  */
 #undef HAVE_NICE
 
+/* Define if you have the pause function.  */
+#undef HAVE_PAUSE
+
 /* Define if you have the plock function.  */
 #undef HAVE_PLOCK