1 dnl this is used by the macro blow to general a proper config.h.in entry
2 m4_define([LYX_AH_CHECK_DECL],
3 [AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
4 [Define if you have the prototype for function `$1'])])
6 dnl Check things are declared in headers to avoid errors or warnings.
7 dnl Called like LYX_CHECK_DECL(function, header1 header2...)
8 dnl Defines HAVE_DECL_{FUNCTION}
9 AC_DEFUN([LYX_CHECK_DECL],
10 [LYX_AH_CHECK_DECL($1)
13 AC_MSG_CHECKING([if $1 is declared by header $ac_header])
14 AC_EGREP_HEADER($1, $ac_header,
16 AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_DECL_$1))