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13.100.2 swapon

Documentation:
man swapon

Gnulib module: —

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

• This function is missing on some platforms: OpenBSD 6.7, Minix 3.1.8, AIX 5.1, IRIX 6.5, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14, Android 4.3.