1 files changed, 1 insertions, 1 deletions

diff --git a/include/mingw.h b/include/mingw.h
index aa208cdcb..3b7aa9469 100644
--- a/include/mingw.h
+++ b/include/mingw.h
@@ -262,7 +262,7 @@ NOIMPL(readlink,const char *path UNUSED_PARAM, char *buf UNUSED_PARAM, size_t bu
 NOIMPL(setgid,gid_t gid UNUSED_PARAM);
 NOIMPL(setsid,void);
 NOIMPL(setuid,uid_t gid UNUSED_PARAM);
-NOIMPL(sleep,unsigned int seconds UNUSED_PARAM);
+unsigned int sleep(unsigned int seconds);
 NOIMPL(symlink,const char *oldpath UNUSED_PARAM, const char *newpath UNUSED_PARAM);
 static inline void sync(void) {}
 NOIMPL(vfork,void);