1#include <unistd.h> /* For __getpagesize. */
2#define NEW_VERNUM GLIBC_2_6
3#define STACKSIZE_ADJUST \
4 do { \
5 size_t ps = __getpagesize (); \
6 if (stacksize < 2 * ps) \
7 stacksize = 2 * ps; \
8 } while (0)
9#include <nptl/pthread_attr_setstacksize.c>
10

source code of glibc/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstacksize.c