compat: wrap math.h to avoid AIX-specific clashes

AIX defines a class() function in its math.h header without any
guard.

1 files changed, 3 insertions, 0 deletions

diff --git a/configure b/configure
index db591e8836..e1edbe6996 100755
--- a/configure
+++ b/configure
@@ -3049,6 +3049,9 @@ enabled spic && enable_weak pic
 
 # OS specific
 case $target_os in
+    aix)
+        add_cppflags '-I\$(SRC_PATH)/compat/aix'
+        ;;
     haiku)
         prefix_default="/boot/common"
         network_extralibs="-lnetwork"