whitespace fixes

- replace tabs with spaces where possible
- remove line ending spaces
- remove double/triple newlines at EOF
- fix a non-UTF-8 character
- cleanup a few indentations/line continuations
  in manual examples

Closes https://github.com/curl/curl/pull/3037

22 files changed, 85 insertions, 101 deletions

diff --git a/docs/libcurl/Makefile.inc b/docs/libcurl/Makefile.inc
index 8914aea3d..b4ff45dde 100644
--- a/docs/libcurl/Makefile.inc
+++ b/docs/libcurl/Makefile.inc
@@ -1,83 +1,83 @@
 # Shared between Makefile.am and CMakeLists.txt
 
-man_MANS =			\
- curl_easy_cleanup.3		\
- curl_easy_duphandle.3		\
- curl_easy_escape.3		\
- curl_easy_getinfo.3		\
- curl_easy_init.3		\
- curl_easy_pause.3		\
- curl_easy_perform.3		\
- curl_easy_recv.3		\
- curl_easy_reset.3		\
- curl_easy_send.3		\
- curl_easy_setopt.3		\
- curl_easy_strerror.3		\
- curl_easy_unescape.3		\
- curl_easy_upkeep.3		\
- curl_escape.3			\
- curl_formadd.3			\
- curl_formfree.3		\
- curl_formget.3			\
- curl_free.3			\
- curl_getdate.3			\
- curl_getenv.3			\
- curl_global_cleanup.3		\
- curl_global_init.3		\
- curl_global_init_mem.3		\
- curl_global_sslset.3		\
- curl_mime_addpart.3		\
- curl_mime_data.3		\
- curl_mime_data_cb.3		\
- curl_mime_encoder.3		\
- curl_mime_filedata.3		\
- curl_mime_filename.3		\
- curl_mime_free.3		\
- curl_mime_headers.3		\
- curl_mime_init.3		\
- curl_mime_name.3		\
- curl_mime_subparts.3		\
- curl_mime_type.3		\
- curl_mprintf.3			\
- curl_multi_add_handle.3	\
- curl_multi_assign.3		\
- curl_multi_cleanup.3		\
- curl_multi_fdset.3		\
- curl_multi_info_read.3		\
- curl_multi_init.3		\
- curl_multi_perform.3		\
- curl_multi_remove_handle.3	\
- curl_multi_setopt.3		\
- curl_multi_socket.3		\
- curl_multi_socket_action.3	\
- curl_multi_socket_all.3	\
- curl_multi_strerror.3		\
- curl_multi_timeout.3		\
- curl_multi_wait.3		\
- curl_share_cleanup.3		\
- curl_share_init.3		\
- curl_share_setopt.3		\
- curl_share_strerror.3		\
- curl_slist_append.3		\
- curl_slist_free_all.3		\
- curl_strequal.3		\
- curl_strnequal.3		\
- curl_unescape.3		\
- curl_url.3			\
- curl_url_cleanup.3		\
- curl_url_dup.3			\
- curl_url_get.3			\
- curl_url_set.3			\
- curl_version.3			\
- curl_version_info.3		\
- libcurl-easy.3			\
- libcurl-env.3			\
- libcurl-errors.3		\
- libcurl-multi.3		\
- libcurl-security.3		\
- libcurl-share.3		\
- libcurl-symbols.3		\
- libcurl-thread.3		\
- libcurl-tutorial.3		\
- libcurl-url.3                  \
+man_MANS = \
+ curl_easy_cleanup.3 \
+ curl_easy_duphandle.3 \
+ curl_easy_escape.3 \
+ curl_easy_getinfo.3 \
+ curl_easy_init.3 \
+ curl_easy_pause.3 \
+ curl_easy_perform.3 \
+ curl_easy_recv.3 \
+ curl_easy_reset.3 \
+ curl_easy_send.3 \
+ curl_easy_setopt.3 \
+ curl_easy_strerror.3 \
+ curl_easy_unescape.3 \
+ curl_easy_upkeep.3 \
+ curl_escape.3 \
+ curl_formadd.3 \
+ curl_formfree.3 \
+ curl_formget.3 \
+ curl_free.3 \
+ curl_getdate.3 \
+ curl_getenv.3 \
+ curl_global_cleanup.3 \
+ curl_global_init.3 \
+ curl_global_init_mem.3 \
+ curl_global_sslset.3 \
+ curl_mime_addpart.3 \
+ curl_mime_data.3 \
+ curl_mime_data_cb.3 \
+ curl_mime_encoder.3 \
+ curl_mime_filedata.3 \
+ curl_mime_filename.3 \
+ curl_mime_free.3 \
+ curl_mime_headers.3 \
+ curl_mime_init.3 \
+ curl_mime_name.3 \
+ curl_mime_subparts.3 \
+ curl_mime_type.3 \
+ curl_mprintf.3 \
+ curl_multi_add_handle.3 \
+ curl_multi_assign.3 \
+ curl_multi_cleanup.3 \
+ curl_multi_fdset.3 \
+ curl_multi_info_read.3 \
+ curl_multi_init.3 \
+ curl_multi_perform.3 \
+ curl_multi_remove_handle.3 \
+ curl_multi_setopt.3 \
+ curl_multi_socket.3 \
+ curl_multi_socket_action.3 \
+ curl_multi_socket_all.3 \
+ curl_multi_strerror.3 \
+ curl_multi_timeout.3 \
+ curl_multi_wait.3 \
+ curl_share_cleanup.3 \
+ curl_share_init.3 \
+ curl_share_setopt.3 \
+ curl_share_strerror.3 \
+ curl_slist_append.3 \
+ curl_slist_free_all.3 \
+ curl_strequal.3 \
+ curl_strnequal.3 \
+ curl_unescape.3 \
+ curl_url.3 \
+ curl_url_cleanup.3 \
+ curl_url_dup.3 \
+ curl_url_get.3 \
+ curl_url_set.3 \
+ curl_version.3 \
+ curl_version_info.3 \
+ libcurl-easy.3 \
+ libcurl-env.3 \
+ libcurl-errors.3 \
+ libcurl-multi.3 \
+ libcurl-security.3 \
+ libcurl-share.3 \
+ libcurl-symbols.3 \
+ libcurl-thread.3 \
+ libcurl-tutorial.3 \
+ libcurl-url.3 \
  libcurl.3
diff --git a/docs/libcurl/curl_easy_duphandle.3 b/docs/libcurl/curl_easy_duphandle.3
index 262cebd32..cef3870d5 100644
--- a/docs/libcurl/curl_easy_duphandle.3
+++ b/docs/libcurl/curl_easy_duphandle.3
@@ -49,4 +49,3 @@ returned.
 .SH "SEE ALSO"
 .BR curl_easy_init "(3)," curl_easy_cleanup "(3)," curl_easy_reset "(3),"
 .BR curl_global_init "(3)"
-
diff --git a/docs/libcurl/curl_easy_perform.3 b/docs/libcurl/curl_easy_perform.3
index 48c1f3117..007f609e0 100644
--- a/docs/libcurl/curl_easy_perform.3
+++ b/docs/libcurl/curl_easy_perform.3
@@ -72,4 +72,3 @@ if(curl) {
 .BR curl_easy_init "(3), " curl_easy_setopt "(3), "
 .BR curl_multi_add_handle "(3), " curl_multi_perform "(3), "
 .BR libcurl-errors "(3), "
-
diff --git a/docs/libcurl/curl_easy_reset.3 b/docs/libcurl/curl_easy_reset.3
index 0bafb64ac..539f9c716 100644
--- a/docs/libcurl/curl_easy_reset.3
+++ b/docs/libcurl/curl_easy_reset.3
@@ -41,4 +41,3 @@ Nothing
 .SH "SEE ALSO"
 .BR curl_easy_init "(3)," curl_easy_cleanup "(3)," curl_easy_setopt "(3),"
 .BR curl_easy_duphandle "(3)"
-
diff --git a/docs/libcurl/curl_global_init_mem.3 b/docs/libcurl/curl_global_init_mem.3
index 7252cf9fa..610ab5607 100644
--- a/docs/libcurl/curl_global_init_mem.3
+++ b/docs/libcurl/curl_global_init_mem.3
@@ -62,4 +62,3 @@ screw things up for libcurl. Take care!
 .SH "SEE ALSO"
 .BR curl_global_init "(3), "
 .BR curl_global_cleanup "(3), "
-
diff --git a/docs/libcurl/curl_multi_init.3 b/docs/libcurl/curl_multi_init.3
index e84eb768f..829c5c246 100644
--- a/docs/libcurl/curl_multi_init.3
+++ b/docs/libcurl/curl_multi_init.3
@@ -37,4 +37,3 @@ If this function returns NULL, something went wrong and you cannot use the
 other curl functions.
 .SH "SEE ALSO"
 .BR curl_multi_cleanup "(3)," curl_global_init "(3)," curl_easy_init "(3)"
-
diff --git a/docs/libcurl/curl_multi_timeout.3 b/docs/libcurl/curl_multi_timeout.3
index 71b2b320a..d915f9e4f 100644
--- a/docs/libcurl/curl_multi_timeout.3
+++ b/docs/libcurl/curl_multi_timeout.3
@@ -76,4 +76,3 @@ This function was added in libcurl 7.15.4.
 .SH "SEE ALSO"
 .BR curl_multi_fdset "(3), " curl_multi_info_read "(3), "
 .BR curl_multi_socket "(3), " curl_multi_setopt "(3) "
-
diff --git a/docs/libcurl/curl_share_init.3 b/docs/libcurl/curl_share_init.3
index 545ba038f..e582828b4 100644
--- a/docs/libcurl/curl_share_init.3
+++ b/docs/libcurl/curl_share_init.3
@@ -41,4 +41,3 @@ If this function returns NULL, something went wrong (out of memory, etc.)
 and therefore the share object was not created.
 .SH "SEE ALSO"
 .BR curl_share_cleanup "(3), " curl_share_setopt "(3)"
-
diff --git a/docs/libcurl/curl_slist_free_all.3 b/docs/libcurl/curl_slist_free_all.3
index 82cb80ff2..180d34a61 100644
--- a/docs/libcurl/curl_slist_free_all.3
+++ b/docs/libcurl/curl_slist_free_all.3
@@ -53,4 +53,3 @@ curl_slist_free_all(slist); /* free the list again */
 .fi
 .SH "SEE ALSO"
 .BR curl_slist_append "(3), "
-
diff --git a/docs/libcurl/curl_version_info.3 b/docs/libcurl/curl_version_info.3
index e69e312f4..cc9353ca1 100644
--- a/docs/libcurl/curl_version_info.3
+++ b/docs/libcurl/curl_version_info.3
@@ -186,4 +186,3 @@ entry.
 A pointer to a curl_version_info_data struct.
 .SH "SEE ALSO"
 \fIcurl_version(3)\fP
-
diff --git a/docs/libcurl/libcurl-security.3 b/docs/libcurl/libcurl-security.3
index 79952d314..0cfdddea8 100644
--- a/docs/libcurl/libcurl-security.3
+++ b/docs/libcurl/libcurl-security.3
@@ -339,4 +339,3 @@ sensitive data.
 To avoid this problem, you must of course use your common sense. Often, you
 can just edit out the sensitive data or just search/replace your true
 information with faked data.
-
diff --git a/docs/libcurl/libcurl-tutorial.3 b/docs/libcurl/libcurl-tutorial.3
index dd5d27555..aeca76e2e 100644
--- a/docs/libcurl/libcurl-tutorial.3
+++ b/docs/libcurl/libcurl-tutorial.3
@@ -505,7 +505,7 @@ and then a file with binary contents and uploads the whole thing.
  part = curl_mime_addpart(mutipart);
  curl_mime_name(part, "logotype-image");
  curl_mime_filedata(part, "curl.png");
- 
+
  /* Set the form info */
  curl_easy_setopt(easyhandle, CURLOPT_MIMEPOST, multipart);
 
diff --git a/docs/libcurl/opts/CURLMOPT_MAXCONNECTS.3 b/docs/libcurl/opts/CURLMOPT_MAXCONNECTS.3
index eda68568c..8f5ac7b86 100644
--- a/docs/libcurl/opts/CURLMOPT_MAXCONNECTS.3
+++ b/docs/libcurl/opts/CURLMOPT_MAXCONNECTS.3
@@ -63,4 +63,3 @@ Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not.
 .SH "SEE ALSO"
 .BR CURLMOPT_MAX_HOST_CONNECTIONS "(3), "
 .BR CURLOPT_MAXCONNECTS "(3), "
-
diff --git a/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3 b/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
index 660afecd3..457bef232 100644
--- a/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
+++ b/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
@@ -34,7 +34,7 @@ from pipelining, i.e server types that are known to not support HTTP
 pipelining. The array is copied by libcurl.
 
 Note that the comparison matches if the Server: header begins with the string
-in the blacklist, i.e "Server: Ninja 1.2.3" and "Server: Ninja 1.4.0" can 
+in the blacklist, i.e "Server: Ninja 1.2.3" and "Server: Ninja 1.4.0" can
 both be blacklisted by having "Ninja" in the backlist.
 
 Pass a NULL pointer to clear the blacklist.
diff --git a/docs/libcurl/opts/CURLMOPT_SOCKETFUNCTION.3 b/docs/libcurl/opts/CURLMOPT_SOCKETFUNCTION.3
index 2b2b322fe..e55ff5e0b 100644
--- a/docs/libcurl/opts/CURLMOPT_SOCKETFUNCTION.3
+++ b/docs/libcurl/opts/CURLMOPT_SOCKETFUNCTION.3
@@ -98,4 +98,3 @@ Returns CURLM_OK.
 .SH "SEE ALSO"
 .BR CURLMOPT_SOCKETDATA "(3), " curl_multi_socket_action "(3), "
 .BR CURLMOPT_TIMERFUNCTION "(3) "
-
diff --git a/docs/libcurl/opts/CURLOPT_CONNECTTIMEOUT_MS.3 b/docs/libcurl/opts/CURLOPT_CONNECTTIMEOUT_MS.3
index 2a7f107a8..5fad75c55 100644
--- a/docs/libcurl/opts/CURLOPT_CONNECTTIMEOUT_MS.3
+++ b/docs/libcurl/opts/CURLOPT_CONNECTTIMEOUT_MS.3
@@ -60,5 +60,5 @@ Always
 .SH RETURN VALUE
 Returns CURLE_OK
 .SH "SEE ALSO"
-.BR CURLOPT_CONNECTTIMEOUT "(3), " 
+.BR CURLOPT_CONNECTTIMEOUT "(3), "
 .BR CURLOPT_TIMEOUT "(3), " CURLOPT_LOW_SPEED_LIMIT "(3), "
diff --git a/docs/libcurl/opts/CURLOPT_INFILESIZE_LARGE.3 b/docs/libcurl/opts/CURLOPT_INFILESIZE_LARGE.3
index f866cd43d..cdc38f75c 100644
--- a/docs/libcurl/opts/CURLOPT_INFILESIZE_LARGE.3
+++ b/docs/libcurl/opts/CURLOPT_INFILESIZE_LARGE.3
@@ -32,7 +32,7 @@ CURLcode curl_easy_setopt(CURL *handle, CURLOPT_INFILESIZE_LARGE,
 .SH DESCRIPTION
 When uploading a file to a remote site, \fIfilesize\fP should be used to tell
 libcurl what the expected size of the input file is. This value must be passed
-as a \fBcurl_off_t\fP. 
+as a \fBcurl_off_t\fP.
 
 For uploading using SCP, this option or \fICURLOPT_INFILESIZE(3)\fP is
 mandatory.
diff --git a/docs/libcurl/opts/CURLOPT_PASSWORD.3 b/docs/libcurl/opts/CURLOPT_PASSWORD.3
index 3c5f7de40..17789407a 100644
--- a/docs/libcurl/opts/CURLOPT_PASSWORD.3
+++ b/docs/libcurl/opts/CURLOPT_PASSWORD.3
@@ -61,4 +61,3 @@ CURLE_OUT_OF_MEMORY if there was insufficient heap space.
 .SH "SEE ALSO"
 .BR CURLOPT_USERPWD "(3), " CURLOPT_USERNAME "(3), "
 .BR CURLOPT_HTTPAUTH "(3), " CURLOPT_PROXYAUTH "(3)"
-
diff --git a/docs/libcurl/opts/CURLOPT_PATH_AS_IS.3 b/docs/libcurl/opts/CURLOPT_PATH_AS_IS.3
index 8ed23b450..d9ef5f907 100644
--- a/docs/libcurl/opts/CURLOPT_PATH_AS_IS.3
+++ b/docs/libcurl/opts/CURLOPT_PATH_AS_IS.3
@@ -62,4 +62,3 @@ Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
 .SH "SEE ALSO"
 .BR CURLOPT_STDERR "(3), " CURLOPT_DEBUGFUNCTION "(3), "
 .BR CURLOPT_URL "(3), "
-
diff --git a/docs/libcurl/opts/CURLOPT_PRE_PROXY.3 b/docs/libcurl/opts/CURLOPT_PRE_PROXY.3
index 8894c16da..de5b0f49c 100644
--- a/docs/libcurl/opts/CURLOPT_PRE_PROXY.3
+++ b/docs/libcurl/opts/CURLOPT_PRE_PROXY.3
@@ -77,4 +77,3 @@ Returns CURLE_OK if proxies are supported, CURLE_UNKNOWN_OPTION if not, or
 CURLE_OUT_OF_MEMORY if there was insufficient heap space.
 .SH "SEE ALSO"
 .BR CURLOPT_PROXY "(3), " CURLOPT_HTTPPROXYTUNNEL "(3), "
-
diff --git a/docs/libcurl/opts/CURLOPT_PROXY_SSLVERSION.3 b/docs/libcurl/opts/CURLOPT_PROXY_SSLVERSION.3
index 73c2c9766..15e92878d 100644
--- a/docs/libcurl/opts/CURLOPT_PROXY_SSLVERSION.3
+++ b/docs/libcurl/opts/CURLOPT_PROXY_SSLVERSION.3
@@ -93,4 +93,3 @@ Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
 .SH "SEE ALSO"
 .BR CURLOPT_USE_SSL "(3), " CURLOPT_HTTP_VERSION "(3), "
 .BR CURLOPT_IPRESOLVE "(3) " CURLOPT_SSLVERSION "(3), "
-
diff --git a/docs/libcurl/opts/CURLOPT_TIMEOUT_MS.3 b/docs/libcurl/opts/CURLOPT_TIMEOUT_MS.3
index 2a7afb104..00981b3bd 100644
--- a/docs/libcurl/opts/CURLOPT_TIMEOUT_MS.3
+++ b/docs/libcurl/opts/CURLOPT_TIMEOUT_MS.3
@@ -70,5 +70,5 @@ Always
 .SH RETURN VALUE
 Returns CURLE_OK
 .SH "SEE ALSO"
-.BR CURLOPT_TIMEOUT "(3), " 
+.BR CURLOPT_TIMEOUT "(3), "
 .BR CURLOPT_CONNECTTIMEOUT "(3), " CURLOPT_LOW_SPEED_LIMIT "(3), "