Signals: Document differences against strsignal()

diff --git a/ucw/signames.h b/ucw/signames.h
index 0876bab54946419246f1824ad377116189436cad..35996fbd7be758476b316525ff19d45025b5cf64 100644 (file)
--- a/ucw/signames.h
+++ b/ucw/signames.h
@@ -12,6 +12,9 @@
  * and signal numbers. They are available in LibUCW, but please
  * be aware that some signals might be missing on your system.
  * If they do, please notify LibUCW maintainers.
+ *
+ * The GNU C Library provides `strsignal()` with similar function,
+ * but it returns human-readable strings like "Segmentation fault".
  ***/
 
 /**