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-rw-r--r--src/strbuf.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/strbuf.h b/src/strbuf.h
index bb972044..ab0c6a74 100644
--- a/src/strbuf.h
+++ b/src/strbuf.h
@@ -8,7 +8,7 @@ void pa_strbuf_free(struct pa_strbuf *sb);
char *pa_strbuf_tostring(struct pa_strbuf *sb);
char *pa_strbuf_tostring_free(struct pa_strbuf *sb);
-int pa_strbuf_printf(struct pa_strbuf *sb, const char *format, ...);
+int pa_strbuf_printf(struct pa_strbuf *sb, const char *format, ...) __attribute__ ((format (printf, 2, 3)));;
void pa_strbuf_puts(struct pa_strbuf *sb, const char *t);
#endif