While it may feel tempting, take care and notice that you cannot call this
function from another thread. To unpause, you may for example call it from the
-progress callback (\fICURLOPT_PROGRESSFUNCTION(3)\fP), which gets called at
-least once per second, even if the connection is paused.
+progress callback (see \fIcurl_easy_setopt(3)\fP's
+\fICURLOPT_PROGRESSFUNCTION(3)\fP), which gets called at least once per
+second, even if the connection is paused.
When this function is called to unpause reading, the chance is high that you
will get your write callback called before this function returns.