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-rw-r--r--ext/etc/etc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/etc/etc.c b/ext/etc/etc.c
index 3636b5480d9..50137c87b26 100644
--- a/ext/etc/etc.c
+++ b/ext/etc/etc.c
@@ -25,7 +25,7 @@
static VALUE sPasswd, sGroup;
-char *getenv();
+char *getenv _((const char *));
char *getlogin();
static VALUE