Check for libgcrypt at configure time

diff --git a/configure.ac b/configure.ac
index cfac75e202e5c7bbfbe27e51c7a0d3b101653382..410ee53fb16fd33fa840410946d29f98615a483a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -36,6 +36,8 @@ dnl ###########################################################################
 
 AC_CHECK_HEADERS(security/pam_appl.h, [], AC_MSG_ERROR(PAM not found))
 
+AC_CHECK_HEADERS(gcrypt.h, [], AC_MSG_ERROR(libgcrypt not found))
+
 AC_CHECK_FUNCS(setresgid setresuid clearenv)
 
 PKG_CHECK_MODULES(LIGHTDM, [