use libblkid to get filesystem type
we can now use libblkid to detect exfat
diff --git a/libblkid/setproctitle.c b/libblkid/setproctitle.c
new file mode 100644
index 0000000..4bcf8c8
--- /dev/null
+++ b/libblkid/setproctitle.c
@@ -0,0 +1,74 @@
+/*
+ * set process title for ps (from sendmail)
+ *
+ * Clobbers argv of our main procedure so ps(1) will display the title.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "setproctitle.h"
+
+#ifndef SPT_BUFSIZE
+# define SPT_BUFSIZE 2048
+#endif
+
+extern char **environ;
+
+static char **argv0;
+static int argv_lth;
+
+void initproctitle (int argc, char **argv)
+{
+ int i;
+ char **envp = environ;
+
+ /*
+ * Move the environment so we can reuse the memory.
+ * (Code borrowed from sendmail.)
+ * WARNING: ugly assumptions on memory layout here;
+ * if this ever causes problems, #undef DO_PS_FIDDLING
+ */
+ for (i = 0; envp[i] != NULL; i++)
+ continue;
+
+ environ = (char **) malloc(sizeof(char *) * (i + 1));
+ if (environ == NULL)
+ return;
+
+ for (i = 0; envp[i] != NULL; i++)
+ if ((environ[i] = strdup(envp[i])) == NULL)
+ return;
+ environ[i] = NULL;
+
+ argv0 = argv;
+ if (i > 0)
+ argv_lth = envp[i-1] + strlen(envp[i-1]) - argv0[0];
+ else
+ argv_lth = argv0[argc-1] + strlen(argv0[argc-1]) - argv0[0];
+}
+
+void setproctitle (const char *prog, const char *txt)
+{
+ int i;
+ char buf[SPT_BUFSIZE];
+
+ if (!argv0)
+ return;
+
+ if (strlen(prog) + strlen(txt) + 5 > SPT_BUFSIZE)
+ return;
+
+ sprintf(buf, "%s -- %s", prog, txt);
+
+ i = strlen(buf);
+ if (i > argv_lth - 2) {
+ i = argv_lth - 2;
+ buf[i] = '\0';
+ }
+ memset(argv0[0], '\0', argv_lth); /* clear the memory area */
+ strcpy(argv0[0], buf);
+
+ argv0[1] = NULL;
+}