/usr/include/x86_64-linux-gnu/bits/fenvinline.h is in libc6-dev 2.19-0ubuntu6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | /* This file provides inline versions of floating-pint environment
handling functions. If there were any. */
#ifndef __NO_MATH_INLINES
/* Here is where the code would go. */
#endif
|