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only enable count_bit functions when actually needed to fix warning reported by Bernhard Fischer
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@ -111,6 +111,8 @@ static char no_act = 0;
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static char verbose = 0;
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static char **__myenviron = NULL;
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#if ENABLE_FEATURE_IFUPDOWN_IPV4 || ENABLE_FEATURE_IFUPDOWN_IPV6
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#ifdef CONFIG_FEATURE_IFUPDOWN_IP
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static unsigned int count_bits(unsigned int a)
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@ -135,7 +137,6 @@ static int count_netmask_bits(char *dotted_quad)
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}
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#endif
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#if ENABLE_FEATURE_IFUPDOWN_IPV4 || ENABLE_FEATURE_IFUPDOWN_IPV6
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static void addstr(char **buf, size_t *len, size_t *pos, char *str, size_t str_length)
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{
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if (*pos + str_length >= *len) {
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