Pretty-print a couple configure options

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@146738 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configure

@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac Revision: 145692 .
+# From configure.ac Revision: 145771 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61 for asterisk 1.6.
 #
@@ -1581,9 +1581,9 @@ if test -n "$ac_init_help"; then
 Optional Features:
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --enable-dev-mode    Turn on developer mode
+  --enable-dev-mode       Turn on developer mode
   --disable-largefile     omit support for large files
-  --enable-internal-poll	Use Asterisk's poll implementation
+  --enable-internal-poll  Use Asterisk's poll implementation
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]

configure.ac

@@ -181,8 +181,9 @@ ACX_PTHREAD
 
 AC_LANG(C)
 
-AC_ARG_ENABLE(dev-mode,
-	[  --enable-dev-mode    Turn on developer mode],
+AC_ARG_ENABLE([dev-mode],
+	[AS_HELP_STRING([--enable-dev-mode],
+		[Turn on developer mode])],
 	[case "${enableval}" in
 	      y|ye|yes) AST_DEVMODE=yes ;;
 	      n|no)  AST_DEVMODE=no ;;
@@ -331,8 +332,9 @@ AC_CHECK_HEADER([sys/poll.h],
    AC_DEFINE([HAVE_SYS_POLL_H], 1, [Define to 1 if your system has working sys/poll.h]),
    )
 
-AC_ARG_ENABLE(internal-poll,
-	[  --enable-internal-poll	Use Asterisk's poll implementation],
+AC_ARG_ENABLE([internal-poll],
+	[AS_HELP_STRING([--enable-internal-poll],
+		[Use Asterisk's poll implementation])],
 	[case "${enableval}" in
 		y|ye|yes) HAS_POLL="";;
 		n|no) HAS_POLL="${HAS_POLL}" ;;