+ done
+ if test -z "$CURL_DIR"; then
+ AC_MSG_RESULT([not found])
+ AC_MSG_ERROR([could not find curl/curl.h])
+ else
+ AC_MSG_RESULT([found in $CURL_DIR])
+ fi
+
+ AC_MSG_CHECKING([for curl-config])
+ CURL_CONFIG=
+ for i in "$CURL_DIR/bin/curl-config" "$CURL_DIR/curl-config" `which curl-config`; do
+ if test -x "$i"; then
+ CURL_CONFIG=$i
+ break
+ fi
+ done
+ if test -z "$CURL_CONFIG"; then
+ AC_MSG_RESULT([not found])
+ AC_MSG_ERROR([could not find curl-config])
+ else
+ AC_MSG_RESULT([found: $CURL_CONFIG])
+ fi
+
+ dnl Debian stable has currently 7.13.2 (this is not a typo)
+ AC_MSG_CHECKING([for curl version >= 7.12.3])
+ CURL_VERSION=`$CURL_CONFIG --version | $SED -e 's/[[^0-9\.]]//g'`
+ AC_MSG_RESULT([$CURL_VERSION])
+ if test `echo $CURL_VERSION | $AWK '{print $1*10000 + $2*100 + $3}'` -lt 71203; then
+ AC_MSG_ERROR([libcurl version greater or equal to 7.12.3 required])
+ fi
+
+ CURL_LIBS=`$CURL_CONFIG --libs`
+
+ AC_MSG_CHECKING([for SSL support in libcurl])
+ CURL_SSL=`$CURL_CONFIG --features | $EGREP SSL`
+ if test "$CURL_SSL" = "SSL"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE([HTTP_HAVE_SSL], [1], [ ])
+
+ AC_MSG_CHECKING([for SSL library used])
+ CURL_SSL_FLAVOUR=
+ for i in $CURL_LIBS; do
+ if test "$i" = "-lssl"; then
+ CURL_SSL_FLAVOUR="openssl"
+ AC_MSG_RESULT([openssl])
+ AC_DEFINE([HTTP_HAVE_OPENSSL], [1], [ ])
+ AC_CHECK_HEADERS([openssl/crypto.h])
+ break
+ elif test "$i" = "-lgnutls"; then
+ CURL_SSL_FLAVOUR="gnutls"
+ AC_MSG_RESULT([gnutls])
+ AC_DEFINE([HTTP_HAVE_GNUTLS], [1], [ ])
+ AC_CHECK_HEADERS([gcrypt.h])
+ break
+ fi