Fix `-Wstrict-prototypes`. * builds/unix/configure.raw: Fix `-Wstrict-prototypes`. Clang 16 warns on these and they will be dropped in C23. * builds/unix/freetype2.m4: Ditto. Signed-off-by: Sam James <sam@gentoo.org>
diff --git a/builds/unix/configure.raw b/builds/unix/configure.raw
index 43a7656..886d50b 100644
--- a/builds/unix/configure.raw
+++ b/builds/unix/configure.raw
@@ -50,7 +50,7 @@ if test ${cross_compiling} = yes; then
AC_MSG_CHECKING([for suffix of native executables])
rm -f a.* b.* a_out.exe conftest.*
- echo > conftest.c "int main() { return 0;}"
+ echo > conftest.c "int main(void) { return 0;}"
${CC_BUILD} conftest.c || AC_MSG_ERROR([native C compiler is not working])
rm -f conftest.c
if test -x a.out -o -x b.out -o -x conftest; then
diff --git a/builds/unix/freetype2.m4 b/builds/unix/freetype2.m4
index 0cafc8e..51843f5 100644
--- a/builds/unix/freetype2.m4
+++ b/builds/unix/freetype2.m4
@@ -121,7 +121,7 @@ AC_DEFUN([AC_CHECK_FT2],
#include <stdlib.h>
int
-main()
+main(void)
{
FT_Library library;
FT_Error error;