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-rw-r--r--src/emu/x64tls.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/emu/x64tls.c b/src/emu/x64tls.c
index 83fc1f62..27d7160e 100644
--- a/src/emu/x64tls.c
+++ b/src/emu/x64tls.c
@@ -152,6 +152,7 @@ int my_arch_prctl(x64emu_t *emu, int code, void* addr)
     #define ARCH_GET_GS          0x1004
     int seg = 0;
     int idx = 0;
+    errno = 0;
     switch(code) {
         case ARCH_GET_GS:
             *(void**)addr = GetSegmentBase(emu->segs[_GS]);