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@@ -113,6 +113,16 @@ int env_match(unsigned char *name, int index);
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*/
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char *env_get(const char *varname);
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+/*
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+ * Like env_get, but prints an error if envvar isn't defined in the
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+ * environment. It always returns what env_get does, so it can be used in
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+ * place of env_get without changing error handling otherwise.
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+ *
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+ * @varname: Variable to look up
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+ * @return value of variable, or NULL if not found
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+ */
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+char *from_env(const char *envvar);
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+
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/**
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* env_get_f() - Look up the value of an environment variable (early)
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*
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