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20 lines
511 B
Plaintext
20 lines
511 B
Plaintext
dnl From Jim Meyering.
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#serial 1
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AC_DEFUN(jm_HEADER_TIOCGWINSZ_IN_TERMIOS_H,
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[AC_REQUIRE([AM_SYS_POSIX_TERMIOS])
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AC_CACHE_CHECK([whether use of TIOCGWINSZ requires termios.h],
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jm_cv_sys_tiocgwinsz_needs_termios_h,
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[jm_cv_sys_tiocgwinsz_needs_termios_h=no
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if test $am_cv_sys_posix_termios = yes; then
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AC_EGREP_CPP([yes],
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[#include <sys/types.h>
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# include <termios.h>
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# ifdef TIOCGWINSZ
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yes
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# endif
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], jm_cv_sys_tiocgwinsz_needs_termios_h=yes)
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fi
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])
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])
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