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-rw-r--r--meson.build4
1 files changed, 3 insertions, 1 deletions
diff --git a/meson.build b/meson.build
index 038502714a..b541506c1c 100644
--- a/meson.build
+++ b/meson.build
@@ -1619,7 +1619,9 @@ config_host_data.set('CONFIG_CLOCK_ADJTIME', cc.has_function('clock_adjtime'))
config_host_data.set('CONFIG_DUP3', cc.has_function('dup3'))
config_host_data.set('CONFIG_FALLOCATE', cc.has_function('fallocate'))
config_host_data.set('CONFIG_POSIX_FALLOCATE', cc.has_function('posix_fallocate'))
-config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign'))
+# Note that we need to specify prefix: here to avoid incorrectly
+# thinking that Windows has posix_memalign()
+config_host_data.set('CONFIG_POSIX_MEMALIGN', cc.has_function('posix_memalign', prefix: '#include <stdlib.h>'))
config_host_data.set('CONFIG_PPOLL', cc.has_function('ppoll'))
config_host_data.set('CONFIG_PREADV', cc.has_function('preadv', prefix: '#include <sys/uio.h>'))
config_host_data.set('CONFIG_SEM_TIMEDWAIT', cc.has_function('sem_timedwait', dependencies: threads))