HelenOS sources

is_builtin         95 uspace/app/bdsh/cmds/cmds.h extern int is_builtin(const char *);
is_builtin         63 uspace/app/bdsh/cmds/modules/help/help.c 	rc = is_builtin(cmd);
is_builtin        336 uspace/app/bdsh/input.c 	if ((id = (is_builtin(cmd[0]))) > -1) {