Usual fix for musl libc
--- a/shared/systemd/src/basic/stdio-util.h
+++ b/shared/systemd/src/basic/stdio-util.h
@@ -19,7 +19,9 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#if defined(__GLIBC__)
 #include <printf.h>
+#endif
 #include <stdarg.h>
 #include <stdio.h>
 #include <sys/types.h>
--- a/shared/systemd/src/basic/util.h
+++ b/shared/systemd/src/basic/util.h
@@ -46,6 +46,12 @@
 #include "missing.h"
 #include "time-util.h"
 
+#if !defined(__GLIBC__)
+typedef int (*__compar_fn_t) (const void*, const void*);
+typedef __compar_fn_t comparison_fn_t;
+typedef int (*__compar_d_fn_t) (const void *, const void *, void *);
+#endif
+
 size_t page_size(void) _pure_;
 #define PAGE_ALIGN(l) ALIGN_TO((l), page_size())
 
--- a/libnm-core/nm-json.c
+++ b/libnm-core/nm-json.c
@@ -23,6 +23,10 @@
 
 #include <dlfcn.h>
 
+#ifndef RTLD_DEEPBIND
+#define RTLD_DEEPBIND 0
+#endif
+
 void *_nm_jansson_json_object_iter_value;
 void *_nm_jansson_json_object_key_to_iter;
 void *_nm_jansson_json_integer;