commit:     cb3ba27d18d207d560ce25bbe0ef8cb714238002
Author:     Mike Gilbert <floppym <AT> gentoo <DOT> org>
AuthorDate: Sun May 29 01:39:03 2022 +0000
Commit:     Mike Gilbert <floppym <AT> gentoo <DOT> org>
CommitDate: Sun May 29 01:39:48 2022 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=cb3ba27d

sys-kernel/dracut: fix build on musl

Closes: https://bugs.gentoo.org/847919
Signed-off-by: Mike Gilbert <floppym <AT> gentoo.org>

 sys-kernel/dracut/dracut-056.ebuild    |  1 +
 sys-kernel/dracut/files/056-musl.patch | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/sys-kernel/dracut/dracut-056.ebuild 
b/sys-kernel/dracut/dracut-056.ebuild
index 35a294f43e10..2b3d51d97aec 100644
--- a/sys-kernel/dracut/dracut-056.ebuild
+++ b/sys-kernel/dracut/dracut-056.ebuild
@@ -61,6 +61,7 @@ QA_MULTILIB_PATHS="usr/lib/dracut/.*"
 
 PATCHES=(
        "${FILESDIR}"/gentoo-ldconfig-paths-r1.patch
+       "${FILESDIR}"/056-musl.patch
 )
 
 src_configure() {

diff --git a/sys-kernel/dracut/files/056-musl.patch 
b/sys-kernel/dracut/files/056-musl.patch
new file mode 100644
index 000000000000..ded188889755
--- /dev/null
+++ b/sys-kernel/dracut/files/056-musl.patch
@@ -0,0 +1,33 @@
+From ce55a85ed5d902c19d75895508856f96ec2ceb1a Mon Sep 17 00:00:00 2001
+From: Laszlo Gombos <[email protected]>
+Date: Sun, 20 Feb 2022 22:23:49 -0500
+Subject: [PATCH] fix(install): restore musl support
+
+__GLIBC_PREREQ is only defined in glibc.
+---
+ src/install/util.c | 4 +---
+ 1 file changed, 1 insertion(+), 3 deletions(-)
+
+diff --git a/src/install/util.c b/src/install/util.c
+index 5721de89e..0af387c27 100644
+--- a/src/install/util.c
++++ b/src/install/util.c
+@@ -24,17 +24,15 @@
+ #include <errno.h>
+ #include <fcntl.h>
+ #include <sys/types.h>
++#include <sys/syscall.h>
+ 
+ #include "util.h"
+ 
+-#if __GLIBC_PREREQ(2, 30) == 0
+-#include <sys/syscall.h>
+ #ifndef SYS_gettid
+ #error "SYS_gettid unavailable on this system"
+ #endif
+ 
+ #define gettid()    ((pid_t) syscall(SYS_gettid))
+-#endif /*__GLIBC_PREREQ */
+ 
+ size_t page_size(void)
+ {

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