# HG changeset patch
# User Simon Josefsson <simon@josefsson.org>
# Date 1129058229 0
# Node ID e5493443881a16dd6e94e30c640a7ad27e687822
# Parent  74a5018452c0ed53d24990e424a2aefe23313f98
Doc fix.

diff --git a/lib/gc.h b/lib/gc.h
--- a/lib/gc.h
+++ b/lib/gc.h
@@ -68,7 +68,8 @@
    algorithm HASH, placing the result in the pre-allocated buffer OUT.
    The required size of OUT depends on HASH, and is generally
    GC_<HASH>_DIGEST_SIZE.  For example, for GC_MD5 the output buffer
-   must be 16 bytes. */
+   must be 16 bytes.  The return value is 0 (GC_OK) on success, or
+   another Gc_rc error code. */
 extern int
 gc_hash_buffer (int hash, const void *in, size_t inlen, char *out);