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-rw-r--r--include/libHX/misc.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/libHX/misc.h b/include/libHX/misc.h
index 211bc96..23607d2 100644
--- a/include/libHX/misc.h
+++ b/include/libHX/misc.h
@@ -59,7 +59,10 @@ extern const char *HX_dlerror(void);
*/
extern int HX_ffs(unsigned long);
extern int HX_fls(unsigned long);
+#ifndef HX_HEXDUMP_DECLARATION
+#define HX_HEXDUMP_DECLARATION 1
extern void HX_hexdump(FILE *, const void *, unsigned int);
+#endif
extern bool HX_timespec_isneg(const struct timespec *);
extern struct timespec *HX_timespec_neg(struct timespec *,
const struct timespec *);