Fixed minigzip_fuzzer not compiling on latest macOS due to missing _POSIX_C_SOURCE.

diff --git a/test/fuzz/minigzip_fuzzer.c b/test/fuzz/minigzip_fuzzer.c
index 92ccedc9dcdd5df7ee413132cb45eda81ef7a3f6..1f19126f44da3bc6b38b26d075b4741d2ab8c800 100644 (file)
--- a/test/fuzz/minigzip_fuzzer.c
+++ b/test/fuzz/minigzip_fuzzer.c
@@ -13,6 +13,7 @@
  */
 
 #define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
+#define _POSIX_C_SOURCE 200112  /* For snprintf(). */
 
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT