add -? arg support

This commit is contained in:
2025-08-18 15:51:26 +02:00
parent 01c4d7cc51
commit 853f7ef2c3
2 changed files with 22 additions and 13 deletions

View File

@ -32,7 +32,7 @@ Send ICMP ECHO_REQUEST packets to network hosts.\n\
-W, --linger=N Number of seconds to wait for response\n\
-v, --verbose Enable verbose mode\n\
\n\
-h, --help Print this usage info\n"
-h, -?, --help Print this usage info\n"
extern int g_stop;