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-rw-r--r--extra/Configs/Config.in.arch11
1 files changed, 11 insertions, 0 deletions
diff --git a/extra/Configs/Config.in.arch b/extra/Configs/Config.in.arch
index 76ab0022f..8a02cb1a2 100644
--- a/extra/Configs/Config.in.arch
+++ b/extra/Configs/Config.in.arch
@@ -160,6 +160,17 @@ config DO_C99_MATH
If your applications require the newer C99 math library functions,
then answer Y.
+config DO_XSI_MATH
+ bool "Enable XSI math extensions to the ISO C standard (bessel)"
+ depends on UCLIBC_HAS_FLOATS
+ default n
+ help
+ X/Open System Interfaces extensions to ISO C math functions
+ (differential equation functions):
+
+ j0, j1, jn - Bessel functions of the first kind
+ y0, y1, yn - Bessel functions of the second kind
+
config UCLIBC_HAS_FENV
bool "Enable C99 Floating-point environment"
depends on UCLIBC_HAS_FLOATS