X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fstr%2Fstr_debug.h;h=92c10c41cc6150a6746f8764cb871c1b693a5d59;hp=4545ccaa3617088485c480a59f3a7367abfc9699;hb=6abc867fce8c3eba40eb26092d31e34b47dd9165;hpb=ecea073699c60fd5aab9e3955f59a7042d637b68

diff --git a/ccan/str/str_debug.h b/ccan/str/str_debug.h
index 4545ccaa..92c10c41 100644
--- a/ccan/str/str_debug.h
+++ b/ccan/str/str_debug.h
@@ -1,3 +1,4 @@
+/* CC0 (Public domain) - see LICENSE file for details */
 #ifndef CCAN_STR_DEBUG_H
 #define CCAN_STR_DEBUG_H
 
@@ -8,7 +9,9 @@
 int str_isalnum(int i);
 int str_isalpha(int i);
 int str_isascii(int i);
+#if HAVE_ISBLANK
 int str_isblank(int i);
+#endif
 int str_iscntrl(int i);
 int str_isdigit(int i);
 int str_isgraph(int i);