diff --git a/configure b/configure
index a5ad34c227..c073f30b11 100755
--- a/configure
+++ b/configure
@@ -4046,7 +4046,7 @@ check_func  mkstemp
 check_func  mmap
 check_func  mprotect
 # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
-check_func  nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
+check_func_headers time.h nanosleep || { check_func_headers time.h nanosleep -lrt && add_extralibs -lrt; }
 check_func  sched_getaffinity
 check_func  setrlimit
 check_func  strerror_r