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-rw-r--r--lib/core/locks.nim5
-rw-r--r--lib/system/syslocks.nim8
2 files changed, 13 insertions, 0 deletions
diff --git a/lib/core/locks.nim b/lib/core/locks.nim
index baec45829..92967b9db 100644
--- a/lib/core/locks.nim
+++ b/lib/core/locks.nim
@@ -28,6 +28,11 @@ type
 
 {.push stackTrace: off.}
 
+
+proc `$`*(lock: Lock): string =
+  # workaround bug #14873
+  result = "()"
+
 proc initLock*(lock: var Lock) {.inline.} =
   ## Initializes the given lock.
   when not defined(js):
diff --git a/lib/system/syslocks.nim b/lib/system/syslocks.nim
index 9e8da610d..2f0c8b0ba 100644
--- a/lib/system/syslocks.nim
+++ b/lib/system/syslocks.nim
@@ -102,18 +102,26 @@ else:
     SysLockObj {.importc: "pthread_mutex_t", pure, final,
                header: """#include <sys/types.h>
                           #include <pthread.h>""".} = object
+      when defined(linux) and defined(amd64):
+        abi: array[40 div sizeof(clong), clong]
 
     SysLockAttr {.importc: "pthread_mutexattr_t", pure, final
                header: """#include <sys/types.h>
                           #include <pthread.h>""".} = object
+      when defined(linux) and defined(amd64):
+        abi: array[4 div sizeof(cint), cint]  # actually a cint
 
     SysCondObj {.importc: "pthread_cond_t", pure, final,
                header: """#include <sys/types.h>
                           #include <pthread.h>""".} = object
+      when defined(linux) and defined(amd64):
+        abi: array[48 div sizeof(clonglong), clonglong]
 
     SysCondAttr {.importc: "pthread_condattr_t", pure, final
                header: """#include <sys/types.h>
                           #include <pthread.h>""".} = object
+      when defined(linux) and defined(amd64):
+        abi: array[4 div sizeof(cint), cint]  # actually a cint
 
     SysLockType = distinct cint