Bug 415867 - "AIX Compilation error for trunk build source cairo-gstate.c : line 45.43: 1506-294 (S) Syntax error in expression on #if directive." [p=shailen.n.jain@gmail.com (Shailen) r+sr=roc a1.9=schrep]

gfx/cairo/cairo/src/cairo-gstate.c

@@ -42,7 +42,7 @@
 #include "cairo-clip-private.h"
 #include "cairo-gstate-private.h"
 
-#if _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE
+#if _XOPEN_SOURCE >= 600 || defined(_ISOC99_SOURCE) 
 #define ISFINITE(x) isfinite (x)
 #else
 #define ISFINITE(x) ((x) * (x) >= 0.) /* check for NaNs */

gfx/cairo/cairo/src/cairo-matrix.c

@@ -38,7 +38,7 @@
 
 #include "cairoint.h"
 
-#if _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE
+#if _XOPEN_SOURCE >= 600 || defined(_ISOC99_SOURCE)
 #define ISFINITE(x) isfinite (x)
 #else
 #define ISFINITE(x) ((x) * (x) >= 0.) /* check for NaNs */