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-rw-r--r--configure.ac5
1 files changed, 3 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 7ced8ea..bcd30f2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -17,9 +17,10 @@ AC_PROG_LIBTOOL
# Checks for libraries.
PKG_CHECK_MODULES(GnuTLS, gnutls, , AC_MSG_ERROR(Test for GnuTLS failed.))
+PKG_CHECK_MODULES(sigc, sigc++-2.0, , AC_MSG_ERROR(Test for SigC++ 2.0 failed.))
-CPPFLAGS="$GnuTLS_CFLAGS $CPPFLAGS"
-LIBS="$GnuTLS_LIBS $LIBS"
+CPPFLAGS="$GnuTLS_CFLAGS $sigc_CFLAGS $CPPFLAGS"
+LIBS="$GnuTLS_LIBS $sigc_LIBS $LIBS"
# Checks for header files.
AC_CHECK_HEADERS([arpa/inet.h sys/socket.h])