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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 0095e7d5ec..29b7419274 100644
--- a/configure.ac
+++ b/configure.ac
@@ -266,6 +266,7 @@ AC_CHECK_FUNCS([setresuid setreuid lchown])
 
 # Nice to have, but not essential.
 AC_CHECK_FUNCS([strsignal])
+AC_CHECK_FUNCS([posix_fallocate])
 
 
 # This is needed if ATerm, Berkeley DB or bzip2 are static libraries,