make init_cLevel(...) static

diff --git a/programs/zstdcli.c b/programs/zstdcli.c
index 33b200efcc3589e290914b91d2e104b9190548b7..eca7438f41eee9584cb4dfb25f4fe9233260e455 100644 (file)
--- a/programs/zstdcli.c
+++ b/programs/zstdcli.c
@@ -469,7 +469,7 @@ static void printVersion(void)
 #define ENV_CLEVEL "ZSTD_CLEVEL"
 
 /* functions that pick up environment variables */
-int init_cLevel(void) {
+static int init_cLevel(void) {
     const char* const env = getenv(ENV_CLEVEL);
     if (env) {
         const char *ptr = env;