6 files changed, 27 insertions, 7 deletions
diff --git a/src/libstddjb/case_diffb.c b/src/libstddjb/case_diffb.c
index 1931c0f..f267756 100644
--- a/src/libstddjb/case_diffb.c
+++ b/src/libstddjb/case_diffb.c
@@ -1,7 +1,11 @@
 /* ISC license. */
 
+#include <skalibs/config.h>
 #include <skalibs/bytestr.h>
 
+#ifdef SKALIBS_FLAG_REPLACE_LIBC
+
+
 int case_diffb (char const *s, unsigned int len, char const *t)
 {
   register unsigned char x = 0, y = 0 ;
@@ -16,3 +20,14 @@ int case_diffb (char const *s, unsigned int len, char const *t)
   }
   return (int)(x - y) ;
 }
+
+else
+
+#include <strings.h>
+
+int case_diffb (char const *s, unsigned int len, char const *t)
+{
+  return strncasecmp(s, t, len) ;
+}
+
+#endif
diff --git a/src/libstddjb/case_diffs.c b/src/libstddjb/case_diffs.c
index 2731408..bf72472 100644
--- a/src/libstddjb/case_diffs.c
+++ b/src/libstddjb/case_diffs.c
@@ -1,7 +1,11 @@
 /* ISC license. */
 
+#include <skalibs/config.h>
 #include <skalibs/bytestr.h>
 
+#ifdef SKALIBS_FLAG_REPLACE_LIBC
+
+
 int case_diffs (char const *s, char const *t)
 {
   register unsigned char x = 1, y = 1 ;
@@ -16,3 +20,5 @@ int case_diffs (char const *s, char const *t)
   }
   return (int)(x - y) ;
 }
+
+#endif
diff --git a/src/libstddjb/child_spawn.c b/src/libstddjb/child_spawn.c
index 922c777..18cee96 100644
--- a/src/libstddjb/child_spawn.c
+++ b/src/libstddjb/child_spawn.c
@@ -75,8 +75,7 @@ pid_t child_spawn (char const *prog, char const *const *argv, char const *const
     sigemptyset(&set) ;
     e = posix_spawnattr_setsigmask(&attr, &set) ;
     if (e) goto errattr ;
-    sigfillset(&set) ;
-    e = posix_spawnattr_setsigdefault(&attr, &set) ;
+    e = posix_spawnattr_setflags(&attr, POSIX_SPAWN_SETSIGMASK) ;
     if (e) goto errattr ;
   }
   e = posix_spawn_file_actions_init(&actions) ;
diff --git a/src/libstddjb/child_spawn0.c b/src/libstddjb/child_spawn0.c
index 7129515..bb8b29e 100644
--- a/src/libstddjb/child_spawn0.c
+++ b/src/libstddjb/child_spawn0.c
@@ -25,8 +25,7 @@ pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const
     sigemptyset(&set) ;
     e = posix_spawnattr_setsigmask(&attr, &set) ;
     if (e) goto errattr ;
-    sigfillset(&set) ;
-    e = posix_spawnattr_setsigdefault(&attr, &set) ;
+    e = posix_spawnattr_setflags(&attr, POSIX_SPAWN_SETSIGMASK) ;
     if (e) goto errattr ;
   }
   if (!haspath && (setenv("PATH", SKALIBS_DEFAULTPATH, 0) < 0)) { e = errno ; goto errattr ; }
@@ -47,6 +46,7 @@ pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const
 
 #include <unistd.h>
 #include <skalibs/allreadwrite.h>
+#include <skalibs/sig.h>
 #include <skalibs/djbunix.h>
 
 pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const *envp)
@@ -67,6 +67,7 @@ pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const
   if (pid)
   {
     fd_close(p[0]) ;
+    sig_blocknone() ;
     pathexec_run(prog, argv, envp) ;
     e = errno ;
     fd_write(p[1], (char *)&e, sizeof(e)) ;
diff --git a/src/libstddjb/child_spawn1_internal.c b/src/libstddjb/child_spawn1_internal.c
index 8347f69..f833a15 100644
--- a/src/libstddjb/child_spawn1_internal.c
+++ b/src/libstddjb/child_spawn1_internal.c
@@ -29,8 +29,7 @@ pid_t child_spawn1_internal (char const *prog, char const *const *argv, char con
     sigemptyset(&set) ;
     e = posix_spawnattr_setsigmask(&attr, &set) ;
     if (e) goto errattr ;
-    sigfillset(&set) ;
-    e = posix_spawnattr_setsigdefault(&attr, &set) ;
+    e = posix_spawnattr_setflags(&attr, POSIX_SPAWN_SETSIGMASK) ;
     if (e) goto errattr ;
   }
   e = posix_spawn_file_actions_init(&actions) ;
diff --git a/src/libstddjb/sig_number.c b/src/libstddjb/sig_number.c
index 93d9b59..cbd897d 100644
--- a/src/libstddjb/sig_number.c
+++ b/src/libstddjb/sig_number.c
@@ -7,6 +7,6 @@
 int sig_number (char const *name)
 {
   register sigtable_t const *p = skalibs_sigtable ;
-  for (; p->name ; p++) if (!str_diff(name, p->name)) break ;
+  for (; p->name ; p++) if (!case_diffs(name, p->name)) break ;
   return p->number ;
 }