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-rw-r--r--src/lib/libast/features/isoc9913
1 files changed, 13 insertions, 0 deletions
diff --git a/src/lib/libast/features/isoc99 b/src/lib/libast/features/isoc99
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+++ b/src/lib/libast/features/isoc99
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+if tst -D_ISOC99_SOURCE -lm note{ _ISOC99_SOURCE plays nice }end link{
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <stdlib.h>
+ #include <unistd.h>
+ #include <math.h>
+ int main() { return signbit(-0.0); }
+ }end {
+ #ifndef _ISOC99_SOURCE
+ #define _ISOC99_SOURCE 1
+ #endif
+ }
+endif