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-rw-r--r--libpipe/dgram.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libpipe/dgram.c b/libpipe/dgram.c
index 30695f1e..96731ff2 100644
--- a/libpipe/dgram.c
+++ b/libpipe/dgram.c
@@ -25,9 +25,9 @@
/* See the definition of struct pipe_class in "pipe.h" for documentation. */
-static error_t
+static error_t
dgram_write (struct pq *pq, void *source,
- char *data, size_t data_len, size_t *amount)
+ const char *data, size_t data_len, size_t *amount)
{
struct packet *packet = pq_queue (pq, PACKET_TYPE_DATA, source);
if (!packet)