+check_func "bsd_auth_h" "$src" && \
+ have_bsd_auth_h=1
+
+#
+# Check for pam_appl.h.
+#
+src='
+#include <security/pam_appl.h>
+int main(void) {
+ return 0;
+}'
+[ -z "$have_bsd_auth_h" ] && \
+ check_func "pam_appl_h" "$src" && {
+ printf 'SRCS += doas_pam.c\n' >>$CONFIG_MK
+ }