main/clucene: fix pthread header

main/clucene/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=clucene
 pkgver=2.3.3.4
-pkgrel=15
+pkgrel=16
 pkgdesc="A C++ port of Lucene"
 url="https://www.sourceforge.net/projects/clucene"
 arch="all"
@@ -14,6 +14,7 @@ subpackages="$pkgname-dev $pkgname-contribs"
 source="https://downloads.sourceforge.net/clucene/clucene-core-$pkgver.tar.gz
 	clucene-core-2.3.3.4-pkgconfig.patch
 	clucene-core-2.3.3.4-install_contribs_lib.patch
+	clucene-pthread.patch
 	"
 builddir="$srcdir/$pkgname-core-$pkgver"
 
@@ -53,4 +54,5 @@ sha512sums="
 1c9da9077edcebd46563bd9e47d330518e0b30061016650a759cfe051e9748fdad8932a472b1cca53a6adafed5f41656527271fc5f55ddfcefb558f0d83286b4  clucene-core-2.3.3.4.tar.gz
 b357cb5a1c5d66219f3168724a71af3ebf5c45c752a612d3a69c170b739acc065dc17c261c3a730298ea6c637fe820637a100f73ab03d931734f80bb598fbf55  clucene-core-2.3.3.4-pkgconfig.patch
 0aa92635949089196e4e7c579e78761e8751987ef5036320a161a4aaa67da3c63756398c903419c76ea0fbdc8a949e871fcb65be98179a9853a24a5a4cacfde3  clucene-core-2.3.3.4-install_contribs_lib.patch
+bc8f50fda6ccc5baf1783ae138c8e83aa9d0273373a2e4a0ce40797fb2c814defa5105da4586079bdeeb3dff8642e98e4bc7700368c34448ac22085002d2e56f  clucene-pthread.patch
 "

main/clucene/clucene-pthread.patch

+diff --git a/src/shared/CLucene/LuceneThreads.h b/src/shared/CLucene/LuceneThreads.h
+index 97072ee..4ee241e 100644
+--- a/src/shared/CLucene/LuceneThreads.h
++++ b/src/shared/CLucene/LuceneThreads.h
+@@ -7,6 +7,7 @@
+ #ifndef _LuceneThreads_h
+ #define  _LuceneThreads_h
+ 
++#include <pthread.h>
+ 
+ CL_NS_DEF(util)
+ class CLuceneThreadIdCompare;