-static void *z_alloc __P((void *, u_int items, u_int size));
-static void *z_alloc_init __P((void *, u_int items, u_int size));
-static void z_free __P((void *, void *ptr));
-static void *z_comp_alloc __P((u_char *options, int opt_len));
-static void *z_decomp_alloc __P((u_char *options, int opt_len));
-static void z_comp_free __P((void *state));
-static void z_decomp_free __P((void *state));
-static int z_comp_init __P((void *state, u_char *options, int opt_len,
- int unit, int hdrlen, int debug));
-static int z_decomp_init __P((void *state, u_char *options, int opt_len,
- int unit, int hdrlen, int mru, int debug));
-static int z_compress __P((void *state, mblk_t **mret,
- mblk_t *mp, int slen, int maxolen));
-static void z_incomp __P((void *state, mblk_t *dmsg));
-static int z_decompress __P((void *state, mblk_t *cmp,
- mblk_t **dmpp));
-static void z_comp_reset __P((void *state));
-static void z_decomp_reset __P((void *state));
-static void z_comp_stats __P((void *state, struct compstat *stats));
+static void *z_alloc(void *, u_int items, u_int size);
+static void *z_alloc_init(void *, u_int items, u_int size);
+static void z_free(void *, void *ptr);
+static void *z_comp_alloc(u_char *options, int opt_len);
+static void *z_decomp_alloc(u_char *options, int opt_len);
+static void z_comp_free(void *state);
+static void z_decomp_free(void *state);
+static int z_comp_init(void *state, u_char *options, int opt_len,
+ int unit, int hdrlen, int debug);
+static int z_decomp_init(void *state, u_char *options, int opt_len,
+ int unit, int hdrlen, int mru, int debug);
+static int z_compress(void *state, mblk_t **mret,
+ mblk_t *mp, int slen, int maxolen);
+static void z_incomp(void *state, mblk_t *dmsg);
+static int z_decompress(void *state, mblk_t *cmp,
+ mblk_t **dmpp);
+static void z_comp_reset(void *state);
+static void z_decomp_reset(void *state);
+static void z_comp_stats(void *state, struct compstat *stats);