41830               main.c 47 
41830               main.c 24 before readline
41830           readline.c 28 readline stind
41830           readline.c 30 after stdin
41830               main.c 26 after readline
41830               main.c 50 
41830               main.c 53 
41830               main.c 47 
41830               main.c 24 before readline
41830           readline.c 28 readline stind