1 files changed, 8 insertions, 0 deletions
diff --git a/free.c b/free.c
index 39594db..e6f130e 100644
--- a/free.c
+++ b/free.c
@@ -37,6 +37,14 @@ extern int free_main(int argc, char **argv)
 	info.sharedram/=DIVISOR;
 	info.bufferram/=DIVISOR;
 
+	if (argc > 1 && **(argv + 1) == '-') {
+		usage("free\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+				"\nDisplays the amount of free and used system memory\n"
+#endif
+				);
+	}
+
 
 	printf("%6s%13s%13s%13s%13s%13s\n", "", "total", "used", "free", 
 			"shared", "buffers");