Typo: "dead lock" --> "deadlock"
diff --git a/Doc/lib/libpopen2.tex b/Doc/lib/libpopen2.tex
index 83b85ab..41a7e8e 100644
--- a/Doc/lib/libpopen2.tex
+++ b/Doc/lib/libpopen2.tex
@@ -129,7 +129,7 @@
When reading output from a child process that writes a lot of data to
standard error while the parent is reading from the child's standard
-out, a dead lock can occur. A similar situation can occur with other
+out, a deadlock can occur. A similar situation can occur with other
combinations of reads and writes. The essential factors are that more
than \constant{_PC_PIPE_BUF} bytes are being written by one process in
a blocking fashion, while the other process is reading from the other