dl-fldigi/m4/np-compat.m4

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AC_DEFUN([AC_FLDIGI_NP_COMPAT], [
AC_REQUIRE([AC_FLDIGI_MACOSX])
AC_REQUIRE([AC_FLDIGI_WIN32])
if test "x$target_mingw32" = "xyes"; then
# Newer versions of mingw32 comes with pthread.
sem_libs="pthreadGC2 pthread"
# pretend that the regex.h check failed so that we use the bundled regex code
ac_cv_header_regex_h=no
AC_DEFINE([HAVE_REGEX_H], 0, [Define to 1 if you have the <regex.h> header file.])
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else
sem_libs="pthread rt"
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fi
AM_CONDITIONAL([COMPAT_REGEX], [test "x$ac_cv_header_regex_h" != "xyes"])
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other_libs=""
if test "x$ac_cv_want_ptw32" = "xyes"; then
CFLAGS_saved="$CFLAGS"
LDFLAGS_saved="$LDFLAGS"
EXTRA_LIBS_saved="$EXTRA_LIBS"
CFLAGS="$CFLAGS $PTW32_CFLAGS"
LDFLAGS="$LDFLAGS $PTW32_LIBS"
other_libs=-lws2_32
fi
AC_FLDIGI_SEARCH_LIBS([dlopen], [dl], [$other_libs])
AC_FLDIGI_SEARCH_LIBS([clock_gettime], [rt], [$other_libs])
AC_FLDIGI_SEARCH_LIBS([sem_unlink], [$sem_libs], [$other_libs])
AC_FLDIGI_SEARCH_LIBS([sem_timedwait], [$sem_libs], [$other_libs])
if test "x$ac_cv_want_ptw32" = "xyes"; then
CFLAGS="$CFLAGS_saved"
LDFLAGS="$LDFLAGS_saved"
EXTRA_LIBS="$EXTRA_LIBS_saved"
fi
AC_SUBST([EXTRA_LIBS])
AM_CONDITIONAL([COMPAT_STRCASESTR], [test "x$ac_cv_func_strcasestr" != "xyes"])
])