diff -u -r config/c-compiler.m4 config/c-compiler.m4 --- config/c-compiler.m4 2016-10-24 22:19:49.000000000 +0200 +++ config/c-compiler.m4 2025-06-01 16:31:46.000000000 +0200 @@ -84,8 +84,10 @@ return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); }], [Ac_cachevar=yes], [Ac_cachevar=no], diff -u -r config/c-library.m4 config/c-library.m4 --- config/c-library.m4 2016-10-24 22:19:49.000000000 +0200 +++ config/c-library.m4 2025-06-01 16:31:46.000000000 +0200 @@ -250,8 +250,10 @@ return 0; /* either multiply or snprintf is busted */ return 1; } + +int main() { - exit(! does_int64_snprintf_work()); + return (! does_int64_snprintf_work()); }], [pgac_cv_snprintf_long_long_int_format=$pgac_format; break], [], diff -u -r configure configure --- configure 2016-10-24 22:19:49.000000000 +0200 +++ configure 2025-06-01 16:31:46.000000000 +0200 @@ -24432,8 +24432,10 @@ return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); } _ACEOF rm -f conftest$ac_exeext @@ -24569,8 +24571,10 @@ return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); } _ACEOF rm -f conftest$ac_exeext @@ -24727,8 +24731,10 @@ return 0; /* either multiply or snprintf is busted */ return 1; } + +int main() { - exit(! does_int64_snprintf_work()); + return (! does_int64_snprintf_work()); } _ACEOF rm -f conftest$ac_exeext