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wl_conf
#include <wellenreiter/wl_conf.hh>
int wl_checkcfg(void);
int wl_cfgvalue(const char *token, char *out, int maxlen);
wl_checkcfg checks whether the wellenreiter configfile exists.
wl_cfgvalue searches for the given token and copies maxlen
characters of its value to out.
wl_ckeckcfg returns 1 if the file exists and is readable and
0 on error.
wl_cfgvalue returns -1 on error, 0 if nothing was found and
1 on success.
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