Fix AC_DEFINE syntax to meet autoconf 2.63 requirements

--- ./aclocal.m4
+++ ./aclocal.m4
@@ -5,8 +5,8 @@ AC_DEFUN(AC_TYPE_T_CHECK,
 	[AC_CACHE_CHECK(for $1 in $2, ac_cv_have_$1_$3,
 		AC_EGREP_HEADER($1, $2, ac_cv_have_$1_$3=yes, ac_cv_have_$1_$3=no))
 	if test $ac_cv_have_$1_$3 = yes ; then
-        	AC_DEFINE(HAVE_$1)
-		AC_DEFINE(NEED_$3)
+        	AC_DEFINE(HAVE_$1,[],[Have $1])
+		AC_DEFINE(NEED_$3,[],[Need $3])
 	fi
 ]) dnl
 
@@ -16,8 +16,8 @@ AC_DEFUN(AC_STRUCT_CHECK,
 	[AC_CACHE_CHECK(for $1{} in $2, ac_cv_have_$1_$3,
 	 AC_EGREP_HEADER(struct.*$1, $2, ac_cv_have_$1_$3=yes, ac_cv_have_$1_$3=no))
 	if test ${ac_cv_have_$1_$3} = yes ; then
-        	AC_DEFINE(HAVE_$1)
-		AC_DEFINE(NEED_$3)
+        	AC_DEFINE(HAVE_$1,[],[Have $1])
+		AC_DEFINE(NEED_$3,[],[Need $3])
 	fi
 ]) dnl
 
@@ -32,8 +32,8 @@ AC_DEFUN(AC_DEFINE_CHECK,
 #			endif]
 			, ac_cv_have_$1_$3=yes, ac_cv_have_$1_$3=no))
 	if test $ac_cv_have_$1_$3 = yes ; then
-		AC_DEFINE(HAVE_$1)
-		AC_DEFINE(NEED_$3)
+		AC_DEFINE(HAVE_$1,[],[Have $1])
+		AC_DEFINE(NEED_$3,[],[Need $3])
 	fi
 ]) dnl
 
@@ -51,18 +51,18 @@ AC_DEFUN(AC_CHECK_SIZES,
 AC_DEFUN(AC_TYPE_BASE,
 	[AC_REQUIRE([AC_CHECK_SIZES])
 	if test $ac_cv_sizeof_char = $2 ; then
-		AC_DEFINE($1, char)
+		AC_DEFINE($1, char, [$1 = char])
 	fi
 	if test $ac_cv_sizeof_short = $2 ; then
-		AC_DEFINE($1, short)
+		AC_DEFINE($1, short, [$1 = short])
 	fi
 	if test $ac_cv_sizeof_int = $2 ; then
-		AC_DEFINE($1, int)
+		AC_DEFINE($1, int, [$1 = int])
 	fi
 	if test $ac_cv_sizeof_long = $2 ; then
-		AC_DEFINE($1, long)
+		AC_DEFINE($1, long, [$1 = long])
 	fi
 	if test $ac_cv_sizeof_long_long = $2 ; then
-		AC_DEFINE($1, long long)
+		AC_DEFINE($1, long long, [$1 = long long])
 	fi
 ]) dnl
--- ./configure.in
+++ ./configure.in
@@ -19,32 +19,32 @@ else
 fi
 
 dnl work out who the cpu, vendor and OS are
-AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu")
-AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor")
-AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os")
-AC_DEFINE_UNQUOTED(CPU_VENDOR_OS, "$target")
+AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu", [CPU])
+AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor", [Vendor])
+AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os", [OS])
+AC_DEFINE_UNQUOTED(CPU_VENDOR_OS, "$target", [target])
 
 dnl System properties
 case "$target_os" in
 *bsd*)
-	AC_DEFINE(BSD)
-	AC_DEFINE(USE_BPF)
+	AC_DEFINE(BSD,[],[BSD])
+	AC_DEFINE(USE_BPF,[],[Use BPF])
 	TARGET_OS=FreeBSD
 	AC_SUBST(TARGET_OS)
 	;;
-*linux*) 
-	AC_DEFINE(LINUX)
-	AC_DEFINE(USE_IFALIAS)
-	AC_DEFINE(USE_SOCKET)
+*linux*)
+	AC_DEFINE(LINUX,[],[Linux])
+	AC_DEFINE(USE_IFALIAS,[],[Use IFALIAS])
+	AC_DEFINE(USE_SOCKET,[],[Use Socket])
     dnl SHOULD DO A BETTER TEST FOR THIS !!
-	AC_DEFINE(BROKEN_CMSG_FIELDS) 
+	AC_DEFINE(BROKEN_CMSG_FIELDS,[],[BROKEN_CMSG_FIELDS]) 
 	TARGET_OS=Linux
 	AC_SUBST(TARGET_OS)
 	;;
 *solaris*)
-	AC_DEFINE(SOLARIS)
-	AC_DEFINE(USE_IFALIAS)
-	AC_DEFINE(USE_DLPI)
+	AC_DEFINE(SOLARIS,[],[Solaris])
+	AC_DEFINE(USE_IFALIAS,[],[Use IFALIAS])
+	AC_DEFINE(USE_DLPI,[],[Use DLPI])
 	TARGET_OS=SunOS
 	AC_SUBST(TARGET_OS)
 	;;
@@ -55,7 +55,7 @@ case "$target_os" in
 *mingw*)
 	TARGET_OS=Mingw
 	AC_SUBST(TARGET_OS)
-	AC_DEFINE(USE_WINTHREAD)
+	AC_DEFINE(USE_WINTHREAD, [], [Use WINTHREAD])
 	;;
 *)
 	AC_MSG_ERROR("Unable to determine if separate interfaces required for alias")
@@ -66,7 +66,7 @@ AC_PATH_PROG(ac_cv_route, route, no, $PATH:/sbin:/usr/sbin:/usr/local/sbin)
 if test $ac_cv_route = no ; then
 	AC_MSG_ERROR("route not found")
 else
-	AC_DEFINE_UNQUOTED(ROUTE, "$ac_cv_route")
+	AC_DEFINE_UNQUOTED(ROUTE, "$ac_cv_route", 'Search for route utility')
 fi
 
 dnl Checks for library functions.
@@ -98,7 +98,7 @@ if test -d ${ERL_TOP}/lib/ssl/usr/ssleay; then
     AC_SUBST(SSL_INCLUDE)
     AC_SUBST(SSL_LIB_PATH)
     AC_SUBST(SSL_LIB)
-    AC_DEFINE(HAVE_SSL)
+    AC_DEFINE(HAVE_SSL,[],[Have SSL])
 else
     for dir in /usr /usr/pkg /usr/local /usr/local/ssl /usr/lib/ssl /usr/ssl; do
         AC_CHECK_HEADER($dir/include/openssl/ssl.h, ac_cv_openssl=yes, ac_cv_openssl=no)
@@ -109,7 +109,7 @@ else
             AC_SUBST(SSL_INCLUDE)
             AC_SUBST(SSL_LIB_PATH)
             AC_SUBST(SSL_LIB)
-            AC_DEFINE(HAVE_SSL)
+            AC_DEFINE(HAVE_SSL,[],[Have SSL])
         fi
     done
 fi
@@ -128,14 +128,14 @@ dnl Check for functions in header files
 AC_CACHE_CHECK(for stdlib_malloc{}, ac_cv_have_stdlib_malloc,
 AC_EGREP_HEADER(malloc, stdlib.h, ac_cv_have_stdlib_malloc=yes, ac_cv_have_stdlib_malloc=no))
 if test $ac_cv_have_stdlib_malloc = yes ; then
-	AC_DEFINE(STDLIB_MALLOC)
+	AC_DEFINE(STDLIB_MALLOC,[],[Use STDLIB malloc])
 fi
 
 dnl Check if we have sys_errlist declared
 AC_CACHE_CHECK(for sys_errlist{}, ac_cv_have_sys_errlist,
 AC_EGREP_HEADER(sys_errlist, stdio.h, ac_cv_have_sys_errlist=yes, ac_cv_have_sys_errlist=no))
 if test $ac_cv_have_sys_errlist = yes ; then
-	AC_DEFINE(HAVE_SYS_ERRLIST)
+	AC_DEFINE(HAVE_SYS_ERRLIST,[],[Have SYS_ERRLIST])
 fi
 
 dnl Checks for typedefs, structures, and compiler characteristics.
@@ -200,9 +200,9 @@ AC_CACHE_CHECK(if sa_len_in_sockaddr{}, ac_cv_sockaddr_has_sa_len,
 	ac_cv_sockaddr_has_sa_len=yes,
 	ac_cv_sockaddr_has_sa_len=no))
 if test $ac_cv_sockaddr_has_sa_len = yes ; then
-	AC_DEFINE(SA_LEN_IN_SOCKADDR)
-	AC_DEFINE(NEED_SYS_TYPES_H)
-	AC_DEFINE(NEED_SYS_SOCKET_H)
+	AC_DEFINE(SA_LEN_IN_SOCKADDR,[],[SA_LEN_IN_SOCKADDR])
+	AC_DEFINE(NEED_SYS_TYPES_H,[],[Need sys/types.h])
+	AC_DEFINE(NEED_SYS_SOCKET_H,[],[Need sys/socket.h])
 fi
 
 dnl Check if ether_header{} uses ether_addr{}.
@@ -215,7 +215,7 @@ AC_CACHE_CHECK(if ether_header_uses_ether_addr{}, ac_cv_ether_header_uses_ether_
 	ac_cv_ether_header_uses_ether_addr=yes,
 	ac_cv_ether_header_uses_ether_addr=no))
 if test $ac_cv_ether_header_uses_ether_addr = yes ; then
-	AC_DEFINE(ETHER_HEADER_USES_ETHER_ADDR)
+	AC_DEFINE(ETHER_HEADER_USES_ETHER_ADDR,[],[Ethernet header uses ETHER_ADDR])
 fi
 
 dnl CPU_SUP (kernel statistics support) stuff
@@ -231,7 +231,7 @@ fi
 dnl use pthreads? Processes is better for SMP machines.
 AC_ARG_WITH(pthreads,  --with-pthreads=yes/no    pthreads instead of multiple processes (default: no), ac_cv_pthread=yes, ac_cv_pthread=no)
 if test $ac_cv_pthread = yes ; then
-	AC_DEFINE(USE_PTHREAD)
+	AC_DEFINE(USE_PTHREAD,[],[Using pthread])
 	AC_MSG_RESULT([Using pthreads])
 else
 	AC_MSG_RESULT([Using multiple processes])