AC_SUBST(GLIB_REQUIRED)
AC_SUBST(GOBJECT_REQUIRED)
AC_SUBST(GTK_REQUIRED)
+AC_SUBST(SQLITE3_REQUIRED)
# Checks for programs.
AC_PROG_CC
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)
-PKG_CHECK_MODULES([GTK], gtk+-3.0 >= $GTK_REQUIRED)
+PKG_CHECK_MODULES([GTK], [gtk+-3.0 >= $GTK_REQUIRED])
AC_SUBST(GTK_CFLAGS)
AC_SUBST(GTK_LIBS)
+PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= $SQLITE3_REQUIRED])
+AC_SUBST(SQLITE3_LIBS)
+AC_SUBST(SQLITE3_CFLAGS)
+
# Checks for header files.
AC_CHECK_HEADER([assert.h],
AC_DEFINE([HAVE_ASSERT_H], [1], [Define to 1 if you have the <assert.h> header file.]))