build: Use src/strlcpy.c in AC_CONFIG_SRCDIR The src/fgetln.c file contains a function considered obsolete, use one that is not.
diff --git a/configure.ac b/configure.ac
index e4d190d..5fc132c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
AC_PREREQ([2.67])
AC_INIT([libbsd], m4_esyscmd([./get-version]), [libbsd@lists.freedesktop.org])
-AC_CONFIG_SRCDIR([src/fgetln.c])
+AC_CONFIG_SRCDIR([src/strlcpy.c])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])