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Diffstat (limited to 'configure')
-rwxr-xr-xconfigure7
1 files changed, 4 insertions, 3 deletions
diff --git a/configure b/configure
index 6fd580e3a6..03b8f35748 100755
--- a/configure
+++ b/configure
@@ -1082,7 +1082,7 @@ fi
# check that the C compiler works.
cat > $TMPC <<EOF
-int main(void) {}
+int main(void) { return 0; }
EOF
if compile_object ; then
@@ -2651,7 +2651,7 @@ ucontext_coroutine=no
if test "$darwin" != "yes"; then
cat > $TMPC << EOF
#include <ucontext.h>
-int main(void) { makecontext(0, 0, 0); }
+int main(void) { makecontext(0, 0, 0); return 0; }
EOF
if compile_prog "" "" ; then
ucontext_coroutine=yes
@@ -2664,7 +2664,7 @@ fi
open_by_hande_at=no
cat > $TMPC << EOF
#include <fcntl.h>
-int main(void) { struct file_handle fh; open_by_handle_at(0, &fh, 0); }
+int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
EOF
if compile_prog "" "" ; then
open_by_handle_at=yes
@@ -2677,6 +2677,7 @@ linux_magic_h=no
cat > $TMPC << EOF
#include <linux/magic.h>
int main(void) {
+ return 0;
}
EOF
if compile_prog "" "" ; then