remove requirement for libtasn1, which appears to be a Debian thing

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@40837 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configure

 #! /bin/sh
-# From configure.ac Revision: 40722 .
+# From configure.ac Revision: 40790 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.60.
 #
@@ -16621,7 +16621,7 @@ echo "$as_me: *** without explicitly specifying --with-${GNUTLS_OPTION}" >&6;}
 fi
    if test "${PBX_GNUTLS}" = 1; then
-      IKSEMEL_LIB="${IKSEMEL_LIB} -lgnutls -ltasn1 -lz -lgcrypt -lnsl -lgpg-error"
+      IKSEMEL_LIB="${IKSEMEL_LIB} -lgnutls -lz -lgcrypt -lnsl -lgpg-error"
    fi
 fi

configure.ac

@@ -294,7 +294,7 @@ AST_EXT_LIB_CHECK([IKSEMEL], [iksemel], [iks_start_sasl], [iksemel.h])
 if test "${PBX_IKSEMEL}" = 1; then
    AST_EXT_LIB_CHECK([GNUTLS], [gnutls], [gnutls_bye])
    if test "${PBX_GNUTLS}" = 1; then
-      IKSEMEL_LIB="${IKSEMEL_LIB} -lgnutls -ltasn1 -lz -lgcrypt -lnsl -lgpg-error"
+      IKSEMEL_LIB="${IKSEMEL_LIB} -lgnutls -lz -lgcrypt -lnsl -lgpg-error"
    fi
 fi