+#define env_trivial_usage \
+ "[-] [-iu] [name=value ...] [command]"
+#define env_full_usage \
+ "Prints the current environment or runs a program after setting\n" \
+ "up the specified environment.\n\n" \
+ "Options:\n" \
+ "\t-, -i\tstart with an empty environment\n" \
+ "\t-u\tremove variable from the environment\n"
+