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build: Avoid implicit 'int' return type in configure tests.

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Fixes <https://bugs.gnu.org/60022>.
Reported by Florian Weimer <fweimer@redhat.com>.

* configure.ac: Add missing implicit 'int' return type in tests.
This commit is contained in:
Ludovic Courtès 2023-01-16 23:17:41 +01:00
parent 51152392ef
commit f8938f517e
1 changed files with 2 additions and 2 deletions
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4
configure.ac
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@ -904,7 +904,7 @@ AC_CACHE_VAL(guile_cv_localtime_cache,
AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h> AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
#include <stdlib.h> #include <stdlib.h>
extern char **environ; extern char **environ;
unset_TZ () int unset_TZ ()
{ {
char **from, **to; char **from, **to;
for (to = from = environ; (*to = *from); from++) for (to = from = environ; (*to = *from); from++)
@ -913,7 +913,7 @@ unset_TZ ()
} }
char TZ_GMT0[] = "TZ=GMT0"; char TZ_GMT0[] = "TZ=GMT0";
char TZ_PST8[] = "TZ=PST8"; char TZ_PST8[] = "TZ=PST8";
main() int main()
{ {
time_t now = time ((time_t *) 0); time_t now = time ((time_t *) 0);
int hour_GMT0, hour_unset; int hour_GMT0, hour_unset;