Add #include <unistd.h> to provide prototype for getopt()

Signed-off-by: Brian Candler <b.candler@pobox.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

diff --git a/examples/auth/crackcheck/crackcheck.c b/examples/auth/crackcheck/crackcheck.c
index 0c997bb00b6dcf4389d1cf54d2e52ad1aa2c9d01..c3037756f428ce00f6ffab098676836bd5085314 100644 (file)
--- a/examples/auth/crackcheck/crackcheck.c
+++ b/examples/auth/crackcheck/crackcheck.c
@@ -4,6 +4,7 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <crack.h>
+#include <unistd.h>
 
 void usage(char *command) {
        char *c, *comm;