getpagesize
-----------

LSB specification:
 https://refspecs.linuxbase.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/baselib-getpagesize.html

Documentation:

  * How to get information about the memory subsystem? (libc),

  * man getpagesize.

Gnulib module: getpagesize

Portability problems fixed by Gnulib:

  * This function is missing on some platforms: MSVC 14, Android 4.4.

  * This function is not declared on some platforms: HP-UX 11 with compiler option -D_XOPEN_SOURCE=600.

  * This function is broken on some platforms: mingw.

Portability problems not fixed by Gnulib: