GCC-15 complains about this when trying to build on musl

| ../nettle-3.10.1/getopt.c:139:14: error: conflicting types for 'getenv'; have 'char *(void)' | 139 | extern char *getenv (); | | ^~~~~~

--- getopt.c | 2 +- getopt.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/getopt.c b/getopt.c index 9d29de7..5b89302 100644 --- a/getopt.c +++ b/getopt.c @@ -136,7 +136,7 @@ static struct _getopt_data getopt_data; whose names are inconsistent. */

#ifndef getenv -extern char *getenv (); +extern char *getenv (const char *); #endif

#endif /* not __GNU_LIBRARY__ */ diff --git a/getopt.h b/getopt.h index da1a01f..ab50792 100644 --- a/getopt.h +++ b/getopt.h @@ -166,7 +166,7 @@ extern int __posix_getopt (int ___argc, char *const *___argv, # endif # endif #else /* not __GNU_LIBRARY__ */ -extern int getopt (); +extern int getopt(int, char * const [], const char *); #endif /* __GNU_LIBRARY__ */

#ifndef __need_getopt