manpage: adjust the asterisk in some SYNOPSIS sections

Closes #7884

docs/libcurl/curl_mime_init.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -23,10 +23,11 @@
 .SH NAME
 curl_mime_init - create a mime handle
 .SH SYNOPSIS
-.B #include <curl/curl.h>
-.sp
-.BI "curl_mime * curl_mime_init(CURL * " easy_handle ");"
-.ad
+.nf
+#include <curl/curl.h>
+
+curl_mime *curl_mime_init(CURL *easy_handle);
+.fi
 .SH DESCRIPTION
 \fIcurl_mime_init(3)\fP creates a handle to a new empty mime structure
 intended to be used with \fIeasy_handle\fP. This mime structure can be

docs/libcurl/curl_multi_setopt.3

@@ -25,7 +25,7 @@ curl_multi_setopt \- set options for a curl multi handle
 .SH SYNOPSIS
 #include <curl/curl.h>
 
-CURLMcode curl_multi_setopt(CURLM * multi_handle, CURLMoption option, param);
+CURLMcode curl_multi_setopt(CURLM *multi_handle, CURLMoption option, param);
 .SH DESCRIPTION
 \fIcurl_multi_setopt(3)\fP is used to tell a libcurl multi handle how to
 behave. By using the appropriate options to \fIcurl_multi_setopt(3)\fP, you

docs/libcurl/curl_multi_socket.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -25,7 +25,7 @@ curl_multi_socket \- reads/writes available data
 .SH SYNOPSIS
 .nf
 #include <curl/curl.h>
-CURLMcode curl_multi_socket(CURLM * multi_handle, curl_socket_t sockfd,
+CURLMcode curl_multi_socket(CURLM *multi_handle, curl_socket_t sockfd,
                             int *running_handles);
 
 CURLMcode curl_multi_socket_all(CURLM *multi_handle,

docs/libcurl/curl_multi_socket_action.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -26,7 +26,7 @@ curl_multi_socket_action \- reads/writes available data given an action
 .nf
 #include <curl/curl.h>
 
-CURLMcode curl_multi_socket_action(CURLM * multi_handle,
+CURLMcode curl_multi_socket_action(CURLM *multi_handle,
                                    curl_socket_t sockfd,
                                    int ev_bitmask,
                                    int *running_handles);