summaryrefslogtreecommitdiff
path: root/src/include/utils/float.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/include/utils/float.h')
-rw-r--r--src/include/utils/float.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/utils/float.h b/src/include/utils/float.h
index 61d40af2a3..7529899d63 100644
--- a/src/include/utils/float.h
+++ b/src/include/utils/float.h
@@ -17,8 +17,8 @@
#include <math.h>
+/* X/Open (XSI) requires <math.h> to provide M_PI, but core POSIX does not */
#ifndef M_PI
-/* From my RH5.2 gcc math.h file - thomas 2000-04-03 */
#define M_PI 3.14159265358979323846
#endif