Use uint8_t for yx_uin16_cmp() return code.

[plomrogue] / src / yx_uint16.h

diff --git a/src/yx_uint16.h b/src/yx_uint16.h
index 29298e5ded0f4b97f79f12d2d5e3d04b5b934a37..2a5b3ac4095c0d0ce7beadf8777a88cf5a79da2b 100644 (file)
--- a/src/yx_uint16.h
+++ b/src/yx_uint16.h
@@ -9,7 +9,7 @@
 
 
 
-#include <stdint.h> /* for uint16_t */
+#include <stdint.h> /* for uint8_t, uint16_t */
 
 
 
@@ -30,7 +30,7 @@ enum dir
 };
 
 /* Return 1 if two yx_uint16 coordinates a and b are equal, else 0. */
-extern char yx_uint16_cmp(struct yx_uint16 a, struct yx_uint16 b);
+extern uint8_t yx_uint16_cmp(struct yx_uint16 a, struct yx_uint16 b);
 
 /* Return yx_uint16 coordinate one step from coordinate yx in direction dir. */
 extern struct yx_uint16 mv_yx_in_dir(enum dir d, struct yx_uint16 yx);