#endif
#if _LIBC
-/* This lock protects against simultaneous modifications of `environ'. */
+/* This lock protects against simultaneous modifications of 'environ'. */
# include <bits/libc-lock.h>
__libc_lock_define_initialized (static, envlock)
# define LOCK __libc_lock_lock (envlock)
/* Put STRING, which is of the form "NAME=VALUE", in the environment.
- If STRING contains no `=', then remove STRING from the environment. */
+ If STRING contains no '=', then remove STRING from the environment. */
int
putenv (char *string)
{