readd ext2/ext3 format support.

Change-Id: I58652abaea8f7a52b70bc1b14aec5b530fe70382
diff --git a/mmcutils/mmcutils.c b/mmcutils/mmcutils.c
index 44fdcf2..de66090 100644
--- a/mmcutils/mmcutils.c
+++ b/mmcutils/mmcutils.c
@@ -299,7 +299,7 @@
 #define TUNE2FS_BIN     "/sbin/tune2fs"
 #define E2FSCK_BIN      "/sbin/e2fsck"
 
-static int
+int
 run_exec_process ( char **argv) {
     pid_t pid;
     int status;