build: remove checks for WinSock 1

It's not supported anymore.

Closes https://github.com/curl/curl/pull/7778

10 files changed, 3 insertions, 35 deletions

diff --git a/lib/config-os400.h b/lib/config-os400.h
index 47b09465a..d68cb4b18 100644
--- a/lib/config-os400.h
+++ b/lib/config-os400.h
@@ -328,9 +328,6 @@
 /* Define if you have the <unistd.h> header file. */
 #define HAVE_UNISTD_H
 
-/* Define if you have the <winsock.h> header file. */
-#undef HAVE_WINSOCK_H
-
 /* Define if you have the <x509.h> header file. */
 #undef HAVE_X509_H
 
diff --git a/lib/config-riscos.h b/lib/config-riscos.h
index 6c6ff45ea..9986b20fb 100644
--- a/lib/config-riscos.h
+++ b/lib/config-riscos.h
@@ -305,9 +305,6 @@
 /* Define if you have the <unistd.h> header file. */
 #define HAVE_UNISTD_H
 
-/* Define if you have the <winsock.h> header file. */
-#undef HAVE_WINSOCK_H
-
 /* Define if you have the <x509.h> header file. */
 #undef HAVE_X509_H
 
diff --git a/lib/config-tpf.h b/lib/config-tpf.h
index 0562ec91e..cce06cedd 100644
--- a/lib/config-tpf.h
+++ b/lib/config-tpf.h
@@ -483,9 +483,6 @@
 /* Define to 1 if you have the <winsock2.h> header file. */
 /* #undef HAVE_WINSOCK2_H */
 
-/* Define to 1 if you have the <winsock.h> header file. */
-/* #undef HAVE_WINSOCK_H */
-
 /* Define this symbol if your OS supports changing the contents of argv */
 /* #undef HAVE_WRITABLE_ARGV */
 
diff --git a/lib/config-vxworks.h b/lib/config-vxworks.h
index 042e67ee9..af1d87345 100644
--- a/lib/config-vxworks.h
+++ b/lib/config-vxworks.h
@@ -601,9 +601,6 @@
 /* Define to 1 if you have the winsock2.h header file. */
 /* #undef HAVE_WINSOCK2_H */
 
-/* Define to 1 if you have the winsock.h header file. */
-/* #undef HAVE_WINSOCK_H */
-
 /* Define this symbol if your OS supports changing the contents of argv */
 #define HAVE_WRITABLE_ARGV 1
 
diff --git a/lib/config-win32.h b/lib/config-win32.h
index b6a6ced59..89593a815 100644
--- a/lib/config-win32.h
+++ b/lib/config-win32.h
@@ -132,9 +132,6 @@
 /* Define if you have the <windows.h> header file. */
 #define HAVE_WINDOWS_H 1
 
-/* Define if you have the <winsock.h> header file. */
-#define HAVE_WINSOCK_H 1
-
 /* Define if you have the <winsock2.h> header file. */
 #ifndef __SALFORDC__
 #define HAVE_WINSOCK2_H 1
@@ -381,7 +378,6 @@
 
 #ifdef USE_LWIPSOCK
 #  undef USE_WINSOCK
-#  undef HAVE_WINSOCK_H
 #  undef HAVE_WINSOCK2_H
 #  undef HAVE_WS2TCPIP_H
 #  undef HAVE_ERRNO_H
@@ -412,7 +408,6 @@
   #undef byte
   #undef word
   #undef USE_WINSOCK
-  #undef HAVE_WINSOCK_H
   #undef HAVE_WINSOCK2_H
   #undef HAVE_WS2TCPIP_H
   #define HAVE_GETADDRINFO
diff --git a/lib/config-win32ce.h b/lib/config-win32ce.h
index 2c3ed4f0e..2cf30e9b9 100644
--- a/lib/config-win32ce.h
+++ b/lib/config-win32ce.h
@@ -110,9 +110,6 @@
 /* Define if you have the <windows.h> header file.  */
 #define HAVE_WINDOWS_H 1
 
-/* Define if you have the <winsock.h> header file.  */
-#define HAVE_WINSOCK_H 1
-
 /* Define if you have the <winsock2.h> header file.  */
 /* #define HAVE_WINSOCK2_H 1 */
 
diff --git a/lib/connect.c b/lib/connect.c
index d61b0374e..48c98ebd4 100644
--- a/lib/connect.c
+++ b/lib/connect.c
@@ -85,7 +85,7 @@
 
 static bool verifyconnect(curl_socket_t sockfd, int *error);
 
-#if defined(__DragonFly__) || defined(HAVE_WINSOCK_H)
+#if defined(__DragonFly__) || defined(HAVE_WINSOCK2_H)
 /* DragonFlyBSD and Windows use millisecond units */
 #define KEEPALIVE_FACTOR(x) (x *= 1000)
 #else
diff --git a/lib/curl_config.h.cmake b/lib/curl_config.h.cmake
index 4ef4883b2..d2a0f438c 100644
--- a/lib/curl_config.h.cmake
+++ b/lib/curl_config.h.cmake
@@ -710,9 +710,6 @@
 /* Define to 1 if you have the winsock2.h header file. */
 #cmakedefine HAVE_WINSOCK2_H 1
 
-/* Define to 1 if you have the winsock.h header file. */
-#cmakedefine HAVE_WINSOCK_H 1
-
 /* Define this symbol if your OS supports changing the contents of argv */
 #cmakedefine HAVE_WRITABLE_ARGV 1
 
diff --git a/lib/curl_setup.h b/lib/curl_setup.h
index 99048c489..3840636f6 100644
--- a/lib/curl_setup.h
+++ b/lib/curl_setup.h
@@ -717,7 +717,6 @@ int netware_init(void);
 #if defined(__LWIP_OPT_H__) || defined(LWIP_HDR_OPT_H)
 #  if defined(SOCKET) || \
      defined(USE_WINSOCK) || \
-     defined(HAVE_WINSOCK_H) || \
      defined(HAVE_WINSOCK2_H) || \
      defined(HAVE_WS2TCPIP_H)
 #    error "WinSock and lwIP TCP/IP stack definitions shall not coexist!"
diff --git a/lib/setup-win32.h b/lib/setup-win32.h
index c35dec88c..12d95e9d5 100644
--- a/lib/setup-win32.h
+++ b/lib/setup-win32.h
@@ -25,11 +25,11 @@
 /*
  * Include header files for windows builds before redefining anything.
  * Use this preprocessor block only to include or exclude windows.h,
- * winsock2.h, ws2tcpip.h or winsock.h. Any other windows thing belongs
+ * winsock2.h or ws2tcpip.h. Any other windows thing belongs
  * to any other further and independent block.  Under Cygwin things work
  * just as under linux (e.g. <sys/socket.h>) and the winsock headers should
  * never be included when __CYGWIN__ is defined.  configure script takes
- * care of this, not defining HAVE_WINDOWS_H, HAVE_WINSOCK_H, HAVE_WINSOCK2_H,
+ * care of this, not defining HAVE_WINDOWS_H, HAVE_WINSOCK2_H,
  * neither HAVE_WS2TCPIP_H when __CYGWIN__ is defined.
  */
 
@@ -47,10 +47,6 @@
 #    ifdef HAVE_WS2TCPIP_H
 #      include <ws2tcpip.h>
 #    endif
-#  else
-#    ifdef HAVE_WINSOCK_H
-#      include <winsock.h>
-#    endif
 #  endif
 #  include <tchar.h>
 #  ifdef UNICODE
@@ -67,10 +63,6 @@
 
 #ifdef HAVE_WINSOCK2_H
 #  define USE_WINSOCK 2
-#else
-#  ifdef HAVE_WINSOCK_H
-#    error "WinSock version 1 is no longer supported, version 2 is required!"
-#  endif
 #endif
 
 /*