--- coreutils-5.0/m4/nanosleep.m4.orig	2001-09-17 23:44:03.000000000 +0200
+++ coreutils-5.0/m4/nanosleep.m4	2003-12-29 01:37:31.015081160 +0100
@@ -11,7 +11,8 @@
 
  # Solaris 2.5.1 needs -lposix4 to get the nanosleep function.
  # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
- AC_SEARCH_LIBS(nanosleep, [rt posix4], [LIB_NANOSLEEP=$ac_cv_search_nanosleep])
+ AC_CHECK_FUNC(nanosleep, [LIB_NANOSLEEP=],
+ [AC_SEARCH_LIBS(nanosleep, [rt posix4], [LIB_NANOSLEEP=$ac_cv_search_nanosleep])])
  AC_SUBST(LIB_NANOSLEEP)
 
  AC_CACHE_CHECK([whether nanosleep works],