Make this files standalone compilable.
treeb56b4f161c5557c830d5532b49de90729e29ce00
-rw-r--r-- 104 Makefile
-rw-r--r-- 1859 quote.h
-rw-r--r-- 37397 quotearg.c
-rw-r--r-- 17445 quotearg.h