configure: Assume that pthread.h is present.

configure

@@ -4382,7 +4382,7 @@ fi
 # Check whether --with-pthread was given.
 if test ${with_pthread+y}
 then :
-  withval=$with_pthread; if test "x$withval" = "xno"; then ac_cv_header_pthread_h=no; fi
+  withval=$with_pthread;
 fi
 
 
@@ -8083,12 +8083,6 @@ then :
   printf "%s\n" "#define HAVE_PORT_H 1" >>confdefs.h
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
-if test "x$ac_cv_header_pthread_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_PTHREAD_H 1" >>confdefs.h
-
-fi
 ac_fn_c_check_header_compile "$LINENO" "pwd.h" "ac_cv_header_pwd_h" "$ac_includes_default"
 if test "x$ac_cv_header_pwd_h" = xyes
 then :
@@ -9059,9 +9053,7 @@ then :
 fi
 
 
-ac_fn_c_check_header_compile "$LINENO" "pthread_np.h" "ac_cv_header_pthread_np_h" "#ifdef HAVE_PTHREAD_H
-#include <pthread.h>
-#endif
+ac_fn_c_check_header_compile "$LINENO" "pthread_np.h" "ac_cv_header_pthread_np_h" "#include <pthread.h>
 "
 if test "x$ac_cv_header_pthread_np_h" = xyes
 then :
@@ -13437,9 +13429,11 @@ printf "%s\n" "$as_me:${as_lineno-$LINENO}: zydis libs: $ZYDIS_PE_LIBS" >&5
 
 
 
-if test "$ac_cv_header_pthread_h" = "yes"
-then
-    ac_fn_c_check_func "$LINENO" "pthread_create" "ac_cv_func_pthread_create"
+if test "x$with_pthread" = xno
+then :
+
+else $as_nop
+  ac_fn_c_check_func "$LINENO" "pthread_create" "ac_cv_func_pthread_create"
 if test "x$ac_cv_func_pthread_create" = xyes
 then :
 

configure.ac

@@ -51,8 +51,7 @@ AC_ARG_WITH(oss,       AS_HELP_STRING([--without-oss],[do not use the OSS sound
 AC_ARG_WITH(pcap,      AS_HELP_STRING([--without-pcap],[do not use the Packet Capture library]),
             [if test "x$withval" = "xno"; then ac_cv_header_pcap_pcap_h=no; fi])
 AC_ARG_WITH(pcsclite,  AS_HELP_STRING([--without-pcsclite],[do not use PCSC lite]))
-AC_ARG_WITH(pthread,   AS_HELP_STRING([--without-pthread],[do not use the pthread library]),
-            [if test "x$withval" = "xno"; then ac_cv_header_pthread_h=no; fi])
+AC_ARG_WITH(pthread,   AS_HELP_STRING([--without-pthread],[do not use the pthread library]))
 AC_ARG_WITH(pulse,     AS_HELP_STRING([--without-pulse],[do not use PulseAudio sound support]))
 AC_ARG_WITH(sane,      AS_HELP_STRING([--without-sane],[do not use SANE (scanner support)]))
 AC_ARG_WITH(sdl,       AS_HELP_STRING([--without-sdl],[do not use SDL]))
@@ -438,7 +437,6 @@ AC_CHECK_HEADERS(\
 	netinet/tcp_fsm.h \
 	pcap/pcap.h \
 	port.h \
-	pthread.h \
 	pwd.h \
 	sched.h \
 	scsi/scsi.h \
@@ -597,10 +595,7 @@ AC_CHECK_HEADERS([sys/thr.h],,,
 #include <sys/ucontext.h>
 #endif])
 
-AC_CHECK_HEADERS([pthread_np.h],,,
-[#ifdef HAVE_PTHREAD_H
-#include <pthread.h>
-#endif])
+AC_CHECK_HEADERS([pthread_np.h],,,[#include <pthread.h>])
 
 AC_CHECK_HEADERS([linux/videodev2.h],,,
 [#include <sys/time.h>
@@ -1175,10 +1170,8 @@ WINE_EXTLIB_FLAGS(ZYDIS, zydis, zydis, "-I\$(top_srcdir)/libs/zydis/include")
 
 dnl **** Check for pthread ****
 
-if test "$ac_cv_header_pthread_h" = "yes"
-then
-    AC_CHECK_FUNC(pthread_create,,[AC_CHECK_LIB(pthread,pthread_create,[AC_SUBST(PTHREAD_LIBS,"-lpthread")])])
-fi
+AS_VAR_IF([with_pthread],[no],[],
+          [AC_CHECK_FUNC(pthread_create,,[AC_CHECK_LIB(pthread,pthread_create,[AC_SUBST(PTHREAD_LIBS,"-lpthread")])])])
 WINE_ERROR_WITH(pthread,[test "x$ac_cv_func_pthread_create" != xyes -a "x$PTHREAD_LIBS" = x],
 [pthread ${notice_platform}development files not found.
 Wine cannot support threads without libpthread.])

include/config.h.in

@@ -318,9 +318,6 @@
 /* Define to 1 if you have the `pthread_getthreadid_np' function. */
 #undef HAVE_PTHREAD_GETTHREADID_NP
 
-/* Define to 1 if you have the <pthread.h> header file. */
-#undef HAVE_PTHREAD_H
-
 /* Define to 1 if you have the <pthread_np.h> header file. */
 #undef HAVE_PTHREAD_NP_H