processes plugin: Make “ps_read_io” static.

diff --git a/src/processes.c b/src/processes.c
index 0a8f8c4..3d67065 100644 (file)
--- a/src/processes.c
+++ b/src/processes.c
@@ -690,7 +690,7 @@ static int ps_read_tasks (int pid)
        return ((count >= 1) ? count : 1);
 } /* int *ps_read_tasks */
 
-procstat_t *ps_read_io (int pid, procstat_t *ps)
+static procstat_t *ps_read_io (int pid, procstat_t *ps)
 {
        FILE *fh;
        char buffer[1024];