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-rw-r--r--gl/tests/test-unistd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gl/tests/test-unistd.c b/gl/tests/test-unistd.c
index 129367b4d7..dd907f4ebe 100644
--- a/gl/tests/test-unistd.c
+++ b/gl/tests/test-unistd.c
@@ -50,7 +50,7 @@ intptr_t t8;
#endif
int
-main ()
+main (void)
{
return 0;
}