diff --git a/configure b/configure
index 09e65eb..133c88b 100755
--- a/configure
+++ b/configure
@@ -10196,7 +10196,8 @@
 # checks for library functions
 for ac_func in alarm setitimer getitimer bind_textdomain_codeset chown \
  clock confstr ctermid execv fchmod fchown fork fpathconf ftime ftruncate \
- gai_strerror getgroups getlogin getloadavg getpeername getpgid getpid \
+ gai_strerror getentropy getgroups getlogin getloadavg getpeername getpgid \
+ getpid \
  getpriority getresuid getresgid getpwent getspnam getspent getsid getwd \
  initgroups kill killpg lchmod lchown lstat mkfifo mknod mktime mmap \
  mremap nice pathconf pause plock poll pthread_init \