read_shell_var    340 builtin/am.c   	state->author_name = read_shell_var(fp, "GIT_AUTHOR_NAME");
read_shell_var    346 builtin/am.c   	state->author_email = read_shell_var(fp, "GIT_AUTHOR_EMAIL");
read_shell_var    352 builtin/am.c   	state->author_date = read_shell_var(fp, "GIT_AUTHOR_DATE");