osltar.c: Make write_all() static.

diff --git a/examples/osltar/osltar.c b/examples/osltar/osltar.c
index 3d3a640..06d5f4a 100644 (file)
--- a/examples/osltar/osltar.c
+++ b/examples/osltar/osltar.c
@@ -220,7 +220,7 @@ static int com_create(int argc, char **argv)
 /**
  * Write the whole buffer to a file descriptor.
  */
-ssize_t write_all(int fd, const void *buf, size_t size)
+static ssize_t write_all(int fd, const void *buf, size_t size)
 {
        const char *b = buf;
        while (size) {