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typedef enum { False, True } Boolean;
typedef char *string;
typedef const char *conststring;
typedef struct _pairlist {
string name;
string value;
struct _pairlist *next;
} *pairlist;
typedef unsigned int MediaSet;
enum _Media {
MediaNone = 0,
MediaPrint = (1 << 0),
MediaScreen = (1 << 1),
MediaTTY = (1 << 2),
MediaBraille = (1 << 3),
MediaTV = (1 << 4),
MediaProjection = (1 << 5),
MediaEmbossed = (1 << 6),
MediaAll = 0xFF
};
#define eq(s, t) (*(s) == *(t) && strcmp(s, t) == 0)
#define hexval(c) ((c) <= '9' ? (c)-'0' : (c) <= 'F' ? 10+(c)-'A' : 10+(c)-'a')
void pairlist_delete(pairlist p);
pairlist pairlist_copy(const pairlist p);
conststring pairlist_get(pairlist p, const conststring name);
void pairlist_set(pairlist *p, const conststring name,
const conststring val);
Boolean pairlist_unset(pairlist *p, const conststring name);
string strapp(string *s,...);
void chomp(string s);
inline int min(int a, int b);
inline int max(int a, int b);
string down(const string s);
Boolean hasprefix(conststring s, conststring prefix);
Boolean hasaffix(conststring s, conststring affix);
Boolean only_space(string s);
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