ceil, trunc, round: Fix gcc warnings.

[pspp] / lib / ignore-value.h

diff --git a/lib/ignore-value.h b/lib/ignore-value.h
index 2eb6918db579a258af4e2046508ea09866c81e1e..b0088dd9bfdfb41d63c48dab7e6bf64cb7380665 100644 (file)
--- a/lib/ignore-value.h
+++ b/lib/ignore-value.h
@@ -32,6 +32,11 @@
    "copy.c:233: warning: ignoring return value of 'fchown',
    declared with attribute warn_unused_result".  */
 
+#ifndef _GL_IGNORE_VALUE_H
+# define _GL_IGNORE_VALUE_H
+
 static inline void ignore_value (int i) { (void) i; }
 static inline void ignore_ptr (void* p) { (void) p; }
 /* FIXME: what about aggregate types? */
+
+#endif